mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-05 20:31:54 +03:00
1340 lines
33 KiB
C
1340 lines
33 KiB
C
/*
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* Copyright 2006 Daniel Silverstone <dsilvers@digital-scurf.org>
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* Copyright 2006 Rob Kendrick <rjek@rjek.com>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* \file
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* Implementation of gtk windowing.
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*/
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#include <stdlib.h>
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#include <inttypes.h>
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#include <string.h>
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#include <limits.h>
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#include <assert.h>
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#include <math.h>
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#include <gtk/gtk.h>
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#include <gdk/gdkkeysyms.h>
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#include <gdk-pixbuf/gdk-pixdata.h>
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#include "utils/log.h"
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#include "utils/utf8.h"
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#include "utils/utils.h"
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#include "utils/nsoption.h"
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#include "netsurf/content.h"
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#include "netsurf/browser_window.h"
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#include "netsurf/mouse.h"
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#include "netsurf/window.h"
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#include "netsurf/plotters.h"
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#include "netsurf/form.h"
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#include "netsurf/keypress.h"
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#include "desktop/textarea.h"
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#include "desktop/searchweb.h"
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#include "desktop/textinput.h"
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#include "gtk/window.h"
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#include "gtk/selection.h"
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#include "gtk/warn.h"
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#include "gtk/compat.h"
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#include "gtk/gui.h"
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#include "gtk/scaffolding.h"
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#include "gtk/plotters.h"
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#include "gtk/schedule.h"
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#include "gtk/tabs.h"
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#include "gtk/bitmap.h"
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#include "gtk/gdk.h"
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#include "gtk/resources.h"
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static GtkWidget *select_menu;
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static struct form_control *select_menu_control;
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static void nsgtk_select_menu_clicked(GtkCheckMenuItem *checkmenuitem,
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gpointer user_data);
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struct gui_window {
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/**
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* The gtk scaffold object containing menu, buttons, url bar, [tabs],
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* drawing area, etc that may contain one or more gui_windows.
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*/
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struct nsgtk_scaffolding *scaffold;
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/** The 'content' window that is rendered in the gui_window */
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struct browser_window *bw;
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/** mouse state and events. */
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struct {
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struct gui_window *gui;
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gdouble pressed_x;
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gdouble pressed_y;
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gboolean waiting;
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browser_mouse_state state;
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} mouse;
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/** caret dimension and location for rendering */
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int caretx, carety, careth;
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/** caret shape for rendering */
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gui_pointer_shape current_pointer;
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/** previous event location */
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int last_x, last_y;
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/** The top level container (tabContents) */
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GtkWidget *container;
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/** display widget for this page or frame */
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GtkLayout *layout;
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/** handle to the the visible tab */
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GtkWidget *tab;
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/** statusbar */
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GtkLabel *status_bar;
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/** status pane */
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GtkPaned *paned;
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/** has the status pane had its first size operation yet? */
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bool paned_sized;
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/** to allow disactivation / resume of normal window behaviour */
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gulong signalhandler[NSGTK_WINDOW_SIGNAL_COUNT];
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/** The icon this window should have */
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GdkPixbuf *icon;
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/** The input method to use with this window */
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GtkIMContext *input_method;
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/** list for cleanup */
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struct gui_window *next, *prev;
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};
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/**< first entry in window list */
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struct gui_window *window_list = NULL;
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/** flag controlling opening of tabs in teh background */
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int temp_open_background = -1;
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struct nsgtk_scaffolding *nsgtk_get_scaffold(struct gui_window *g)
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{
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return g->scaffold;
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}
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GdkPixbuf *nsgtk_get_icon(struct gui_window *gw)
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{
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return gw->icon;
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}
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struct browser_window *nsgtk_get_browser_window(struct gui_window *g)
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{
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return g->bw;
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}
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unsigned long nsgtk_window_get_signalhandler(struct gui_window *g, int i)
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{
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return g->signalhandler[i];
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}
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GtkLayout *nsgtk_window_get_layout(struct gui_window *g)
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{
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return g->layout;
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}
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GtkWidget *nsgtk_window_get_tab(struct gui_window *g)
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{
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return g->tab;
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}
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void nsgtk_window_set_tab(struct gui_window *g, GtkWidget *w)
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{
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g->tab = w;
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}
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struct gui_window *nsgtk_window_iterate(struct gui_window *g)
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{
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return g->next;
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}
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float nsgtk_get_scale_for_gui(struct gui_window *g)
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{
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return browser_window_get_scale(g->bw);
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}
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static void nsgtk_select_menu_clicked(GtkCheckMenuItem *checkmenuitem,
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gpointer user_data)
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{
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form_select_process_selection(select_menu_control,
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(intptr_t)user_data);
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}
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#if GTK_CHECK_VERSION(3,0,0)
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static gboolean
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nsgtk_window_draw_event(GtkWidget *widget, cairo_t *cr, gpointer data)
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{
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struct gui_window *gw = data;
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struct gui_window *z;
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struct rect clip;
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struct redraw_context ctx = {
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.interactive = true,
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.background_images = true,
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.plot = &nsgtk_plotters
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};
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double x1;
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double y1;
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double x2;
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double y2;
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assert(gw);
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assert(gw->bw);
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for (z = window_list; z && z != gw; z = z->next)
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continue;
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assert(z);
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assert(GTK_WIDGET(gw->layout) == widget);
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current_widget = (GtkWidget *)gw->layout;
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current_cr = cr;
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GtkAdjustment *vscroll = nsgtk_layout_get_vadjustment(gw->layout);
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GtkAdjustment *hscroll = nsgtk_layout_get_hadjustment(gw->layout);
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cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
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clip.x0 = x1;
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clip.y0 = y1;
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clip.x1 = x2;
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clip.y1 = y2;
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browser_window_redraw(gw->bw,
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-gtk_adjustment_get_value(hscroll),
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-gtk_adjustment_get_value(vscroll),
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&clip,
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&ctx);
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if (gw->careth != 0) {
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nsgtk_plot_caret(gw->caretx, gw->carety, gw->careth);
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}
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current_widget = NULL;
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return FALSE;
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}
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#else
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static gboolean
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nsgtk_window_draw_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
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{
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struct gui_window *gw = data;
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struct gui_window *z;
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struct rect clip;
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struct redraw_context ctx = {
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.interactive = true,
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.background_images = true,
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.plot = &nsgtk_plotters
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};
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assert(gw);
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assert(gw->bw);
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for (z = window_list; z && z != gw; z = z->next)
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continue;
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assert(z);
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assert(GTK_WIDGET(gw->layout) == widget);
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current_widget = (GtkWidget *)gw->layout;
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current_cr = gdk_cairo_create(nsgtk_layout_get_bin_window(gw->layout));
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clip.x0 = event->area.x;
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clip.y0 = event->area.y;
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clip.x1 = event->area.x + event->area.width;
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clip.y1 = event->area.y + event->area.height;
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browser_window_redraw(gw->bw, 0, 0, &clip, &ctx);
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if (gw->careth != 0) {
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nsgtk_plot_caret(gw->caretx, gw->carety, gw->careth);
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}
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cairo_destroy(current_cr);
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current_widget = NULL;
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return FALSE;
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}
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#endif
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static gboolean nsgtk_window_motion_notify_event(GtkWidget *widget,
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GdkEventMotion *event, gpointer data)
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{
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struct gui_window *g = data;
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bool shift = event->state & GDK_SHIFT_MASK;
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bool ctrl = event->state & GDK_CONTROL_MASK;
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if ((fabs(event->x - g->last_x) < 5.0) &&
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(fabs(event->y - g->last_y) < 5.0)) {
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/* Mouse hasn't moved far enough from press coordinate
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* for this to be considered a drag.
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*/
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return FALSE;
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} else {
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/* This is a drag, ensure it's always treated as such,
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* even if we drag back over the press location.
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*/
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g->last_x = INT_MIN;
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g->last_y = INT_MIN;
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}
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if (g->mouse.state & BROWSER_MOUSE_PRESS_1) {
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/* Start button 1 drag */
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browser_window_mouse_click(g->bw, BROWSER_MOUSE_DRAG_1,
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g->mouse.pressed_x, g->mouse.pressed_y);
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/* Replace PRESS with HOLDING and declare drag in progress */
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g->mouse.state ^= (BROWSER_MOUSE_PRESS_1 |
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BROWSER_MOUSE_HOLDING_1);
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g->mouse.state |= BROWSER_MOUSE_DRAG_ON;
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} else if (g->mouse.state & BROWSER_MOUSE_PRESS_2) {
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/* Start button 2 drag */
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browser_window_mouse_click(g->bw, BROWSER_MOUSE_DRAG_2,
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g->mouse.pressed_x, g->mouse.pressed_y);
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/* Replace PRESS with HOLDING and declare drag in progress */
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g->mouse.state ^= (BROWSER_MOUSE_PRESS_2 |
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BROWSER_MOUSE_HOLDING_2);
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g->mouse.state |= BROWSER_MOUSE_DRAG_ON;
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}
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/* Handle modifiers being removed */
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if (g->mouse.state & BROWSER_MOUSE_MOD_1 && !shift)
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g->mouse.state ^= BROWSER_MOUSE_MOD_1;
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if (g->mouse.state & BROWSER_MOUSE_MOD_2 && !ctrl)
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g->mouse.state ^= BROWSER_MOUSE_MOD_2;
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browser_window_mouse_track(g->bw, g->mouse.state,
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event->x / browser_window_get_scale(g->bw),
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event->y / browser_window_get_scale(g->bw));
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return TRUE;
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}
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static gboolean nsgtk_window_button_press_event(GtkWidget *widget,
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GdkEventButton *event, gpointer data)
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{
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struct gui_window *g = data;
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gtk_im_context_reset(g->input_method);
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gtk_widget_grab_focus(GTK_WIDGET(g->layout));
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gtk_widget_hide(GTK_WIDGET(nsgtk_scaffolding_history_window(
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g->scaffold)->window));
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g->mouse.pressed_x = event->x / browser_window_get_scale(g->bw);
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g->mouse.pressed_y = event->y / browser_window_get_scale(g->bw);
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switch (event->button) {
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case 1: /* Left button, usually. Pass to core as BUTTON 1. */
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g->mouse.state = BROWSER_MOUSE_PRESS_1;
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break;
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case 2: /* Middle button, usually. Pass to core as BUTTON 2 */
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g->mouse.state = BROWSER_MOUSE_PRESS_2;
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break;
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case 3: /* Right button, usually. Action button, context menu. */
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browser_window_remove_caret(g->bw, true);
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nsgtk_scaffolding_context_menu(g->scaffold,
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g->mouse.pressed_x,
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g->mouse.pressed_y);
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return TRUE;
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default:
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return FALSE;
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}
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/* Modify for double & triple clicks */
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if (event->type == GDK_3BUTTON_PRESS)
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g->mouse.state |= BROWSER_MOUSE_TRIPLE_CLICK;
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else if (event->type == GDK_2BUTTON_PRESS)
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g->mouse.state |= BROWSER_MOUSE_DOUBLE_CLICK;
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/* Handle the modifiers too */
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if (event->state & GDK_SHIFT_MASK)
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g->mouse.state |= BROWSER_MOUSE_MOD_1;
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if (event->state & GDK_CONTROL_MASK)
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g->mouse.state |= BROWSER_MOUSE_MOD_2;
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/* Record where we pressed, for use when determining whether to start
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* a drag in motion notify events. */
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g->last_x = event->x;
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g->last_y = event->y;
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browser_window_mouse_click(g->bw, g->mouse.state, g->mouse.pressed_x,
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g->mouse.pressed_y);
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return TRUE;
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}
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static gboolean nsgtk_window_button_release_event(GtkWidget *widget,
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GdkEventButton *event, gpointer data)
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{
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struct gui_window *g = data;
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bool shift = event->state & GDK_SHIFT_MASK;
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bool ctrl = event->state & GDK_CONTROL_MASK;
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/* If the mouse state is PRESS then we are waiting for a release to emit
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* a click event, otherwise just reset the state to nothing */
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if (g->mouse.state & BROWSER_MOUSE_PRESS_1)
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g->mouse.state ^= (BROWSER_MOUSE_PRESS_1 | BROWSER_MOUSE_CLICK_1);
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else if (g->mouse.state & BROWSER_MOUSE_PRESS_2)
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g->mouse.state ^= (BROWSER_MOUSE_PRESS_2 | BROWSER_MOUSE_CLICK_2);
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/* Handle modifiers being removed */
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if (g->mouse.state & BROWSER_MOUSE_MOD_1 && !shift)
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g->mouse.state ^= BROWSER_MOUSE_MOD_1;
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if (g->mouse.state & BROWSER_MOUSE_MOD_2 && !ctrl)
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g->mouse.state ^= BROWSER_MOUSE_MOD_2;
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if (g->mouse.state & (BROWSER_MOUSE_CLICK_1 | BROWSER_MOUSE_CLICK_2)) {
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browser_window_mouse_click(g->bw, g->mouse.state,
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event->x / browser_window_get_scale(g->bw),
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event->y / browser_window_get_scale(g->bw));
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} else {
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browser_window_mouse_track(g->bw, 0,
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event->x / browser_window_get_scale(g->bw),
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event->y / browser_window_get_scale(g->bw));
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}
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g->mouse.state = 0;
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return TRUE;
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}
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static gboolean
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nsgtk_window_scroll_event(GtkWidget *widget,
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GdkEventScroll *event,
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gpointer data)
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{
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struct gui_window *g = data;
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double value;
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double deltax = 0;
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double deltay = 0;
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GtkAdjustment *vscroll = nsgtk_layout_get_vadjustment(g->layout);
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GtkAdjustment *hscroll = nsgtk_layout_get_hadjustment(g->layout);
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GtkAllocation alloc;
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switch (event->direction) {
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case GDK_SCROLL_LEFT:
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deltax = -1.0;
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break;
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case GDK_SCROLL_UP:
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deltay = -1.0;
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break;
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case GDK_SCROLL_RIGHT:
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deltax = 1.0;
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break;
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case GDK_SCROLL_DOWN:
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deltay = 1.0;
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break;
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#if GTK_CHECK_VERSION(3,4,0)
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case GDK_SCROLL_SMOOTH:
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gdk_event_get_scroll_deltas((GdkEvent *)event, &deltax, &deltay);
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break;
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#endif
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default:
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LOG("Unhandled mouse scroll direction");
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return TRUE;
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}
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deltax *= nsgtk_adjustment_get_step_increment(hscroll);
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deltay *= nsgtk_adjustment_get_step_increment(vscroll);
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if (browser_window_scroll_at_point(g->bw,
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event->x / browser_window_get_scale(g->bw),
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event->y / browser_window_get_scale(g->bw),
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deltax, deltay) != true) {
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/* core did not handle event so change adjustments */
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/* Horizontal */
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if (deltax != 0) {
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value = gtk_adjustment_get_value(hscroll) + deltax;
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/* @todo consider gtk_widget_get_allocated_width() */
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nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
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if (value > nsgtk_adjustment_get_upper(hscroll) - alloc.width) {
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value = nsgtk_adjustment_get_upper(hscroll) - alloc.width;
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}
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if (value < nsgtk_adjustment_get_lower(hscroll)) {
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value = nsgtk_adjustment_get_lower(hscroll);
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}
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gtk_adjustment_set_value(hscroll, value);
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}
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/* Vertical */
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if (deltay != 0) {
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value = gtk_adjustment_get_value(vscroll) + deltay;
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/* @todo consider gtk_widget_get_allocated_height */
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nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
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if (value > (nsgtk_adjustment_get_upper(vscroll) - alloc.height)) {
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value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
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}
|
|
if (value < nsgtk_adjustment_get_lower(vscroll)) {
|
|
value = nsgtk_adjustment_get_lower(vscroll);
|
|
}
|
|
|
|
gtk_adjustment_set_value(vscroll, value);
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean nsgtk_window_keypress_event(GtkWidget *widget,
|
|
GdkEventKey *event, gpointer data)
|
|
{
|
|
struct gui_window *g = data;
|
|
uint32_t nskey;
|
|
|
|
if (gtk_im_context_filter_keypress(g->input_method, event))
|
|
return TRUE;
|
|
|
|
nskey = gtk_gui_gdkkey_to_nskey(event);
|
|
|
|
if (browser_window_key_press(g->bw, nskey))
|
|
return TRUE;
|
|
|
|
if ((event->state & 0x7) != 0)
|
|
return TRUE;
|
|
|
|
double value;
|
|
GtkAdjustment *vscroll = nsgtk_layout_get_vadjustment(g->layout);
|
|
GtkAdjustment *hscroll = nsgtk_layout_get_hadjustment(g->layout);
|
|
GtkAllocation alloc;
|
|
|
|
/* @todo consider gtk_widget_get_allocated_width() */
|
|
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
|
|
|
|
switch (event->keyval) {
|
|
|
|
case GDK_KEY(Home):
|
|
case GDK_KEY(KP_Home):
|
|
value = nsgtk_adjustment_get_lower(vscroll);
|
|
gtk_adjustment_set_value(vscroll, value);
|
|
break;
|
|
|
|
case GDK_KEY(End):
|
|
case GDK_KEY(KP_End):
|
|
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
|
|
|
|
if (value < nsgtk_adjustment_get_lower(vscroll))
|
|
value = nsgtk_adjustment_get_lower(vscroll);
|
|
|
|
gtk_adjustment_set_value(vscroll, value);
|
|
break;
|
|
|
|
case GDK_KEY(Left):
|
|
case GDK_KEY(KP_Left):
|
|
value = gtk_adjustment_get_value(hscroll) -
|
|
nsgtk_adjustment_get_step_increment(hscroll);
|
|
|
|
if (value < nsgtk_adjustment_get_lower(hscroll))
|
|
value = nsgtk_adjustment_get_lower(hscroll);
|
|
|
|
gtk_adjustment_set_value(hscroll, value);
|
|
break;
|
|
|
|
case GDK_KEY(Up):
|
|
case GDK_KEY(KP_Up):
|
|
value = gtk_adjustment_get_value(vscroll) -
|
|
nsgtk_adjustment_get_step_increment(vscroll);
|
|
|
|
if (value < nsgtk_adjustment_get_lower(vscroll))
|
|
value = nsgtk_adjustment_get_lower(vscroll);
|
|
|
|
gtk_adjustment_set_value(vscroll, value);
|
|
break;
|
|
|
|
case GDK_KEY(Right):
|
|
case GDK_KEY(KP_Right):
|
|
value = gtk_adjustment_get_value(hscroll) +
|
|
nsgtk_adjustment_get_step_increment(hscroll);
|
|
|
|
if (value > nsgtk_adjustment_get_upper(hscroll) - alloc.width)
|
|
value = nsgtk_adjustment_get_upper(hscroll) - alloc.width;
|
|
|
|
gtk_adjustment_set_value(hscroll, value);
|
|
break;
|
|
|
|
case GDK_KEY(Down):
|
|
case GDK_KEY(KP_Down):
|
|
value = gtk_adjustment_get_value(vscroll) +
|
|
nsgtk_adjustment_get_step_increment(vscroll);
|
|
|
|
if (value > nsgtk_adjustment_get_upper(vscroll) - alloc.height)
|
|
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
|
|
|
|
gtk_adjustment_set_value(vscroll, value);
|
|
break;
|
|
|
|
case GDK_KEY(Page_Up):
|
|
case GDK_KEY(KP_Page_Up):
|
|
value = gtk_adjustment_get_value(vscroll) -
|
|
nsgtk_adjustment_get_page_increment(vscroll);
|
|
|
|
if (value < nsgtk_adjustment_get_lower(vscroll))
|
|
value = nsgtk_adjustment_get_lower(vscroll);
|
|
|
|
gtk_adjustment_set_value(vscroll, value);
|
|
break;
|
|
|
|
case GDK_KEY(Page_Down):
|
|
case GDK_KEY(KP_Page_Down):
|
|
value = gtk_adjustment_get_value(vscroll) +
|
|
nsgtk_adjustment_get_page_increment(vscroll);
|
|
|
|
if (value > nsgtk_adjustment_get_upper(vscroll) - alloc.height)
|
|
value = nsgtk_adjustment_get_upper(vscroll) - alloc.height;
|
|
|
|
gtk_adjustment_set_value(vscroll, value);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean nsgtk_window_keyrelease_event(GtkWidget *widget,
|
|
GdkEventKey *event, gpointer data)
|
|
{
|
|
struct gui_window *g = data;
|
|
|
|
return gtk_im_context_filter_keypress(g->input_method, event);
|
|
}
|
|
|
|
|
|
static void nsgtk_window_input_method_commit(GtkIMContext *ctx,
|
|
const gchar *str, gpointer data)
|
|
{
|
|
struct gui_window *g = data;
|
|
size_t len = strlen(str), offset = 0;
|
|
|
|
while (offset < len) {
|
|
uint32_t nskey = utf8_to_ucs4(str + offset, len - offset);
|
|
|
|
browser_window_key_press(g->bw, nskey);
|
|
|
|
offset = utf8_next(str, len, offset);
|
|
}
|
|
}
|
|
|
|
|
|
static gboolean nsgtk_window_size_allocate_event(GtkWidget *widget,
|
|
GtkAllocation *allocation, gpointer data)
|
|
{
|
|
struct gui_window *g = data;
|
|
|
|
browser_window_schedule_reformat(g->bw);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/** when the pane position is changed update the user option
|
|
*
|
|
* The slightly awkward implementation with the first allocation flag
|
|
* is necessary because the initial window creation does not cause an
|
|
* allocate-event signal so the position value in the pane is incorrect
|
|
* and we cannot know what it should be until after the allocation
|
|
* (which did not generate a signal) is done as the user position is a
|
|
* percentage of pane total width not an absolute value.
|
|
*/
|
|
static void
|
|
nsgtk_paned_notify__position(GObject *gobject, GParamSpec *pspec, gpointer data)
|
|
{
|
|
struct gui_window *g = data;
|
|
GtkAllocation pane_alloc;
|
|
|
|
gtk_widget_get_allocation(GTK_WIDGET(g->paned), &pane_alloc);
|
|
|
|
if (g->paned_sized == false)
|
|
{
|
|
g->paned_sized = true;
|
|
gtk_paned_set_position(g->paned,
|
|
(nsoption_int(toolbar_status_size) * pane_alloc.width) / 10000);
|
|
return;
|
|
}
|
|
|
|
nsoption_set_int(toolbar_status_size,
|
|
((gtk_paned_get_position(g->paned) * 10000) / (pane_alloc.width - 1)));
|
|
}
|
|
|
|
/** Set status bar / scroll bar proportion according to user option
|
|
* when pane is resized.
|
|
*/
|
|
static gboolean nsgtk_paned_size_allocate_event(GtkWidget *widget,
|
|
GtkAllocation *allocation, gpointer data)
|
|
{
|
|
gtk_paned_set_position(GTK_PANED(widget),
|
|
(nsoption_int(toolbar_status_size) * allocation->width) / 10000);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* destroy the browsing context as there is nothing to display it now */
|
|
static void window_destroy(GtkWidget *widget, gpointer data)
|
|
{
|
|
struct gui_window *gw = data;
|
|
|
|
browser_window_destroy(gw->bw);
|
|
|
|
g_object_unref(gw->input_method);
|
|
}
|
|
|
|
|
|
/**
|
|
* Create and open a gtk container (window or tab) for a browsing context.
|
|
*
|
|
* \param bw The browsing context to create gui_window for.
|
|
* \param existing An existing gui_window, may be NULL
|
|
* \param flags flags to control the container creation
|
|
* \return gui window, or NULL on error
|
|
*
|
|
* If GW_CREATE_CLONE flag is set existing is non-NULL.
|
|
*
|
|
* Front end's gui_window must include a reference to the
|
|
* browser window passed in the bw param.
|
|
*/
|
|
static struct gui_window *
|
|
gui_window_create(struct browser_window *bw,
|
|
struct gui_window *existing,
|
|
gui_window_create_flags flags)
|
|
{
|
|
struct gui_window *g; /* what is being created to return */
|
|
bool tempback;
|
|
GtkBuilder* tab_builder;
|
|
|
|
nserror res;
|
|
|
|
res = nsgtk_builder_new_from_resname("tabcontents", &tab_builder);
|
|
if (res != NSERROR_OK) {
|
|
LOG("Tab contents UI builder init failed");
|
|
return NULL;
|
|
}
|
|
|
|
gtk_builder_connect_signals(tab_builder, NULL);
|
|
|
|
g = calloc(1, sizeof(*g));
|
|
if (!g) {
|
|
nsgtk_warning("NoMemory", 0);
|
|
g_object_unref(tab_builder);
|
|
return NULL;
|
|
}
|
|
|
|
LOG("Creating gui window %p for browser window %p", g, bw);
|
|
|
|
g->bw = bw;
|
|
g->mouse.state = 0;
|
|
g->current_pointer = GUI_POINTER_DEFAULT;
|
|
|
|
/* attach scaffold */
|
|
if (flags & GW_CREATE_TAB) {
|
|
/* open in new tab, attach to existing scaffold */
|
|
if (existing != NULL) {
|
|
g->scaffold = existing->scaffold;
|
|
} else {
|
|
g->scaffold = nsgtk_current_scaffolding();
|
|
}
|
|
} else {
|
|
/* open in new window, create and attach to scaffold */
|
|
g->scaffold = nsgtk_new_scaffolding(g);
|
|
}
|
|
if (g->scaffold == NULL) {
|
|
nsgtk_warning("NoMemory", 0);
|
|
free(g);
|
|
g_object_unref(tab_builder);
|
|
return NULL;
|
|
}
|
|
|
|
/* Construct our primary elements */
|
|
g->container = GTK_WIDGET(gtk_builder_get_object(tab_builder, "tabContents"));
|
|
g->layout = GTK_LAYOUT(gtk_builder_get_object(tab_builder, "layout"));
|
|
g->status_bar = GTK_LABEL(gtk_builder_get_object(tab_builder, "status_bar"));
|
|
g->paned = GTK_PANED(gtk_builder_get_object(tab_builder, "hpaned1"));
|
|
g->input_method = gtk_im_multicontext_new();
|
|
|
|
/* set a default favicon */
|
|
g_object_ref(favicon_pixbuf);
|
|
g->icon = favicon_pixbuf;
|
|
|
|
/* add new gui window to global list (push_top) */
|
|
if (window_list) {
|
|
window_list->prev = g;
|
|
}
|
|
g->next = window_list;
|
|
g->prev = NULL;
|
|
window_list = g;
|
|
|
|
/* set the events we're interested in receiving from the browser's
|
|
* drawing area.
|
|
*/
|
|
gtk_widget_add_events(GTK_WIDGET(g->layout),
|
|
GDK_EXPOSURE_MASK |
|
|
GDK_LEAVE_NOTIFY_MASK |
|
|
GDK_BUTTON_PRESS_MASK |
|
|
GDK_BUTTON_RELEASE_MASK |
|
|
GDK_POINTER_MOTION_MASK |
|
|
GDK_POINTER_MOTION_HINT_MASK |
|
|
GDK_KEY_PRESS_MASK |
|
|
GDK_KEY_RELEASE_MASK |
|
|
GDK_SCROLL_MASK);
|
|
nsgtk_widget_set_can_focus(GTK_WIDGET(g->layout), TRUE);
|
|
|
|
/* set the default background colour of the drawing area to white. */
|
|
nsgtk_widget_override_background_color(GTK_WIDGET(g->layout),
|
|
GTK_STATE_NORMAL,
|
|
0, 0xffff, 0xffff, 0xffff);
|
|
|
|
g->signalhandler[NSGTK_WINDOW_SIGNAL_REDRAW] =
|
|
nsgtk_connect_draw_event(GTK_WIDGET(g->layout),
|
|
G_CALLBACK(nsgtk_window_draw_event), g);
|
|
|
|
/* helper macro to conect signals to callbacks */
|
|
#define CONNECT(obj, sig, callback, ptr) \
|
|
g_signal_connect(G_OBJECT(obj), (sig), G_CALLBACK(callback), (ptr))
|
|
|
|
/* layout signals */
|
|
CONNECT(g->layout, "motion-notify-event",
|
|
nsgtk_window_motion_notify_event, g);
|
|
g->signalhandler[NSGTK_WINDOW_SIGNAL_CLICK] =
|
|
CONNECT(g->layout, "button-press-event",
|
|
nsgtk_window_button_press_event, g);
|
|
CONNECT(g->layout, "button-release-event",
|
|
nsgtk_window_button_release_event, g);
|
|
CONNECT(g->layout, "key-press-event",
|
|
nsgtk_window_keypress_event, g);
|
|
CONNECT(g->layout, "key-release-event",
|
|
nsgtk_window_keyrelease_event, g);
|
|
CONNECT(g->layout, "size-allocate",
|
|
nsgtk_window_size_allocate_event, g);
|
|
CONNECT(g->layout, "scroll-event",
|
|
nsgtk_window_scroll_event, g);
|
|
|
|
/* status pane signals */
|
|
CONNECT(g->paned, "size-allocate",
|
|
nsgtk_paned_size_allocate_event, g);
|
|
|
|
CONNECT(g->paned, "notify::position",
|
|
nsgtk_paned_notify__position, g);
|
|
|
|
/* gtk container destructor */
|
|
CONNECT(g->container, "destroy", window_destroy, g);
|
|
|
|
/* input method */
|
|
gtk_im_context_set_client_window(g->input_method,
|
|
nsgtk_layout_get_bin_window(g->layout));
|
|
gtk_im_context_set_use_preedit(g->input_method, FALSE);
|
|
|
|
/* input method signals */
|
|
CONNECT(g->input_method, "commit",
|
|
nsgtk_window_input_method_commit, g);
|
|
|
|
/* add the tab container to the scaffold notebook */
|
|
switch (temp_open_background) {
|
|
case -1:
|
|
tempback = !(nsoption_bool(focus_new));
|
|
break;
|
|
case 0:
|
|
tempback = false;
|
|
break;
|
|
default:
|
|
tempback = true;
|
|
break;
|
|
}
|
|
nsgtk_tab_add(g, g->container, tempback);
|
|
|
|
/* safe to drop the reference to the tab_builder as the container is
|
|
* referenced by the notebook now.
|
|
*/
|
|
g_object_unref(tab_builder);
|
|
|
|
return g;
|
|
}
|
|
|
|
|
|
|
|
void nsgtk_reflow_all_windows(void)
|
|
{
|
|
for (struct gui_window *g = window_list; g; g = g->next) {
|
|
nsgtk_tab_options_changed(nsgtk_scaffolding_notebook(g->scaffold));
|
|
browser_window_schedule_reformat(g->bw);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* callback from core to reformat a window.
|
|
*/
|
|
static void nsgtk_window_reformat(struct gui_window *gw)
|
|
{
|
|
GtkAllocation alloc;
|
|
|
|
if (gw != NULL) {
|
|
/** @todo consider gtk_widget_get_allocated_width() */
|
|
nsgtk_widget_get_allocation(GTK_WIDGET(gw->layout), &alloc);
|
|
|
|
browser_window_reformat(gw->bw, false, alloc.width, alloc.height);
|
|
}
|
|
}
|
|
|
|
void nsgtk_window_destroy_browser(struct gui_window *gw)
|
|
{
|
|
/* remove tab */
|
|
gtk_widget_destroy(gw->container);
|
|
}
|
|
|
|
static void gui_window_destroy(struct gui_window *g)
|
|
{
|
|
LOG("gui_window: %p", g);
|
|
assert(g != NULL);
|
|
assert(g->bw != NULL);
|
|
LOG("scaffolding: %p", g->scaffold);
|
|
|
|
if (g->prev) {
|
|
g->prev->next = g->next;
|
|
} else {
|
|
window_list = g->next;
|
|
}
|
|
|
|
if (g->next) {
|
|
g->next->prev = g->prev;
|
|
}
|
|
|
|
LOG("window list head: %p", window_list);
|
|
}
|
|
|
|
/**
|
|
* favicon setting for gtk gui window.
|
|
*
|
|
* \param gw gtk gui window to set favicon on.
|
|
* \param icon A handle to the new favicon content.
|
|
*/
|
|
static void gui_window_set_icon(struct gui_window *gw, struct hlcache_handle *icon)
|
|
{
|
|
struct bitmap *icon_bitmap = NULL;
|
|
|
|
/* free any existing icon */
|
|
if (gw->icon != NULL) {
|
|
g_object_unref(gw->icon);
|
|
gw->icon = NULL;
|
|
}
|
|
|
|
if (icon != NULL) {
|
|
icon_bitmap = content_get_bitmap(icon);
|
|
if (icon_bitmap != NULL) {
|
|
LOG("Using %p bitmap", icon_bitmap);
|
|
gw->icon = nsgdk_pixbuf_get_from_surface(icon_bitmap->surface, 16, 16);
|
|
}
|
|
}
|
|
|
|
if (gw->icon == NULL) {
|
|
LOG("Using default favicon");
|
|
g_object_ref(favicon_pixbuf);
|
|
gw->icon = favicon_pixbuf;
|
|
}
|
|
|
|
nsgtk_scaffolding_set_icon(gw);
|
|
}
|
|
|
|
static bool gui_window_get_scroll(struct gui_window *g, int *sx, int *sy)
|
|
{
|
|
GtkAdjustment *vadj = nsgtk_layout_get_vadjustment(g->layout);
|
|
GtkAdjustment *hadj = nsgtk_layout_get_hadjustment(g->layout);
|
|
|
|
assert(vadj);
|
|
assert(hadj);
|
|
|
|
*sy = (int)(gtk_adjustment_get_value(vadj));
|
|
*sx = (int)(gtk_adjustment_get_value(hadj));
|
|
|
|
return true;
|
|
}
|
|
|
|
static void nsgtk_redraw_caret(struct gui_window *g)
|
|
{
|
|
int sx, sy;
|
|
|
|
if (g->careth == 0)
|
|
return;
|
|
|
|
gui_window_get_scroll(g, &sx, &sy);
|
|
|
|
gtk_widget_queue_draw_area(GTK_WIDGET(g->layout),
|
|
g->caretx - sx, g->carety - sy, 1, g->careth + 1);
|
|
|
|
}
|
|
|
|
static void gui_window_remove_caret(struct gui_window *g)
|
|
{
|
|
int sx, sy;
|
|
int oh = g->careth;
|
|
|
|
if (oh == 0)
|
|
return;
|
|
|
|
g->careth = 0;
|
|
|
|
gui_window_get_scroll(g, &sx, &sy);
|
|
|
|
gtk_widget_queue_draw_area(GTK_WIDGET(g->layout),
|
|
g->caretx - sx, g->carety - sy, 1, oh + 1);
|
|
|
|
}
|
|
|
|
static void gui_window_redraw_window(struct gui_window *g)
|
|
{
|
|
gtk_widget_queue_draw(GTK_WIDGET(g->layout));
|
|
}
|
|
|
|
static void gui_window_update_box(struct gui_window *g, const struct rect *rect)
|
|
{
|
|
int sx, sy;
|
|
float scale;
|
|
|
|
if (!browser_window_has_content(g->bw))
|
|
return;
|
|
|
|
gui_window_get_scroll(g, &sx, &sy);
|
|
scale = browser_window_get_scale(g->bw);
|
|
|
|
gtk_widget_queue_draw_area(GTK_WIDGET(g->layout),
|
|
rect->x0 * scale - sx,
|
|
rect->y0 * scale - sy,
|
|
(rect->x1 - rect->x0) * scale,
|
|
(rect->y1 - rect->y0) * scale);
|
|
}
|
|
|
|
static void gui_window_set_status(struct gui_window *g, const char *text)
|
|
{
|
|
assert(g);
|
|
assert(g->status_bar);
|
|
gtk_label_set_text(g->status_bar, text);
|
|
}
|
|
|
|
|
|
static void gui_window_set_scroll(struct gui_window *g, int sx, int sy)
|
|
{
|
|
GtkAdjustment *vadj = nsgtk_layout_get_vadjustment(g->layout);
|
|
GtkAdjustment *hadj = nsgtk_layout_get_hadjustment(g->layout);
|
|
gdouble vlower, vpage, vupper, hlower, hpage, hupper, x = (double)sx, y = (double)sy;
|
|
|
|
assert(vadj);
|
|
assert(hadj);
|
|
|
|
g_object_get(vadj, "page-size", &vpage, "lower", &vlower, "upper", &vupper, NULL);
|
|
g_object_get(hadj, "page-size", &hpage, "lower", &hlower, "upper", &hupper, NULL);
|
|
|
|
if (x < hlower)
|
|
x = hlower;
|
|
if (x > (hupper - hpage))
|
|
x = hupper - hpage;
|
|
if (y < vlower)
|
|
y = vlower;
|
|
if (y > (vupper - vpage))
|
|
y = vupper - vpage;
|
|
|
|
gtk_adjustment_set_value(vadj, y);
|
|
gtk_adjustment_set_value(hadj, x);
|
|
}
|
|
|
|
static void gui_window_update_extent(struct gui_window *g)
|
|
{
|
|
int w, h;
|
|
|
|
if (browser_window_get_extents(g->bw, true, &w, &h) == NSERROR_OK) {
|
|
gtk_layout_set_size(g->layout, w, h);
|
|
}
|
|
}
|
|
|
|
static void gui_window_set_pointer(struct gui_window *g,
|
|
gui_pointer_shape shape)
|
|
{
|
|
GdkCursor *cursor = NULL;
|
|
GdkCursorType cursortype;
|
|
bool nullcursor = false;
|
|
|
|
if (g->current_pointer == shape)
|
|
return;
|
|
|
|
g->current_pointer = shape;
|
|
|
|
switch (shape) {
|
|
case GUI_POINTER_POINT:
|
|
cursortype = GDK_HAND2;
|
|
break;
|
|
case GUI_POINTER_CARET:
|
|
cursortype = GDK_XTERM;
|
|
break;
|
|
case GUI_POINTER_UP:
|
|
cursortype = GDK_TOP_SIDE;
|
|
break;
|
|
case GUI_POINTER_DOWN:
|
|
cursortype = GDK_BOTTOM_SIDE;
|
|
break;
|
|
case GUI_POINTER_LEFT:
|
|
cursortype = GDK_LEFT_SIDE;
|
|
break;
|
|
case GUI_POINTER_RIGHT:
|
|
cursortype = GDK_RIGHT_SIDE;
|
|
break;
|
|
case GUI_POINTER_LD:
|
|
cursortype = GDK_BOTTOM_LEFT_CORNER;
|
|
break;
|
|
case GUI_POINTER_RD:
|
|
cursortype = GDK_BOTTOM_RIGHT_CORNER;
|
|
break;
|
|
case GUI_POINTER_LU:
|
|
cursortype = GDK_TOP_LEFT_CORNER;
|
|
break;
|
|
case GUI_POINTER_RU:
|
|
cursortype = GDK_TOP_RIGHT_CORNER;
|
|
break;
|
|
case GUI_POINTER_CROSS:
|
|
cursortype = GDK_CROSS;
|
|
break;
|
|
case GUI_POINTER_MOVE:
|
|
cursortype = GDK_FLEUR;
|
|
break;
|
|
case GUI_POINTER_WAIT:
|
|
cursortype = GDK_WATCH;
|
|
break;
|
|
case GUI_POINTER_HELP:
|
|
cursortype = GDK_QUESTION_ARROW;
|
|
break;
|
|
case GUI_POINTER_MENU:
|
|
cursor = nsgtk_create_menu_cursor();
|
|
nullcursor = true;
|
|
break;
|
|
case GUI_POINTER_PROGRESS:
|
|
/* In reality, this needs to be the funky left_ptr_watch
|
|
* which we can't do easily yet.
|
|
*/
|
|
cursortype = GDK_WATCH;
|
|
break;
|
|
/* The following we're not sure about */
|
|
case GUI_POINTER_NO_DROP:
|
|
case GUI_POINTER_NOT_ALLOWED:
|
|
case GUI_POINTER_DEFAULT:
|
|
default:
|
|
nullcursor = true;
|
|
}
|
|
|
|
if (!nullcursor)
|
|
cursor = gdk_cursor_new_for_display(
|
|
gtk_widget_get_display(
|
|
GTK_WIDGET(g->layout)),
|
|
cursortype);
|
|
gdk_window_set_cursor(nsgtk_widget_get_window(GTK_WIDGET(g->layout)),
|
|
cursor);
|
|
|
|
if (!nullcursor)
|
|
nsgdk_cursor_unref(cursor);
|
|
}
|
|
|
|
|
|
static void gui_window_place_caret(struct gui_window *g, int x, int y, int height,
|
|
const struct rect *clip)
|
|
{
|
|
nsgtk_redraw_caret(g);
|
|
|
|
y += 1;
|
|
height -= 1;
|
|
|
|
if (y < clip->y0) {
|
|
height -= clip->y0 - y;
|
|
y = clip->y0;
|
|
}
|
|
|
|
if (y + height > clip->y1) {
|
|
height = clip->y1 - y + 1;
|
|
}
|
|
|
|
g->caretx = x;
|
|
g->carety = y;
|
|
g->careth = height;
|
|
|
|
nsgtk_redraw_caret(g);
|
|
|
|
gtk_widget_grab_focus(GTK_WIDGET(g->layout));
|
|
}
|
|
|
|
|
|
static void gui_window_get_dimensions(struct gui_window *g, int *width, int *height,
|
|
bool scaled)
|
|
{
|
|
GtkAllocation alloc;
|
|
|
|
/* @todo consider gtk_widget_get_allocated_width() */
|
|
nsgtk_widget_get_allocation(GTK_WIDGET(g->layout), &alloc);
|
|
|
|
*width = alloc.width;
|
|
*height = alloc.height;
|
|
|
|
if (scaled) {
|
|
float scale = browser_window_get_scale(g->bw);
|
|
*width /= scale;
|
|
*height /= scale;
|
|
}
|
|
LOG("width: %i", *width);
|
|
LOG("height: %i", *height);
|
|
}
|
|
|
|
static void gui_window_start_selection(struct gui_window *g)
|
|
{
|
|
gtk_widget_grab_focus(GTK_WIDGET(g->layout));
|
|
}
|
|
|
|
static void gui_window_create_form_select_menu(struct gui_window *g,
|
|
struct form_control *control)
|
|
{
|
|
intptr_t item;
|
|
struct form_option *option;
|
|
|
|
GtkWidget *menu_item;
|
|
|
|
/* control->data.select.multiple is true if multiple selections
|
|
* are allowable. We ignore this, as the core handles it for us.
|
|
* Yay. \o/
|
|
*/
|
|
|
|
if (select_menu != NULL) {
|
|
gtk_widget_destroy(select_menu);
|
|
}
|
|
|
|
select_menu = gtk_menu_new();
|
|
select_menu_control = control;
|
|
|
|
item = 0;
|
|
option = form_select_get_option(control, item);
|
|
while (option != NULL) {
|
|
LOG("Item %"PRIdPTR" option %p text %s",
|
|
item, option, option->text);
|
|
menu_item = gtk_check_menu_item_new_with_label(option->text);
|
|
if (option->selected) {
|
|
gtk_check_menu_item_set_active(
|
|
GTK_CHECK_MENU_ITEM(menu_item), TRUE);
|
|
}
|
|
|
|
/*
|
|
* This casts the item index integer into an integer
|
|
* the size of a pointer. This allows the callback
|
|
* parameter to be passed avoiding allocating memory
|
|
* for a context with a single integer in it.
|
|
*/
|
|
g_signal_connect(menu_item, "toggled",
|
|
G_CALLBACK(nsgtk_select_menu_clicked), (gpointer)item);
|
|
|
|
gtk_menu_shell_append(GTK_MENU_SHELL(select_menu), menu_item);
|
|
|
|
item++;
|
|
option = form_select_get_option(control, item);
|
|
}
|
|
|
|
gtk_widget_show_all(select_menu);
|
|
|
|
gtk_menu_popup(GTK_MENU(select_menu), NULL, NULL, NULL,
|
|
NULL /* data */, 0, gtk_get_current_event_time());
|
|
|
|
}
|
|
|
|
static void
|
|
gui_window_file_gadget_open(struct gui_window *g,
|
|
struct hlcache_handle *hl,
|
|
struct form_control *gadget)
|
|
{
|
|
GtkWidget *dialog;
|
|
|
|
dialog = gtk_file_chooser_dialog_new("Select File",
|
|
nsgtk_scaffolding_window(g->scaffold),
|
|
GTK_FILE_CHOOSER_ACTION_OPEN,
|
|
NSGTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
|
|
NSGTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
|
|
NULL);
|
|
|
|
LOG("*** open dialog: %p", dialog);
|
|
|
|
int ret = gtk_dialog_run(GTK_DIALOG(dialog));
|
|
LOG("*** return value: %d", ret);
|
|
if (ret == GTK_RESPONSE_ACCEPT) {
|
|
char *filename;
|
|
|
|
filename = gtk_file_chooser_get_filename(
|
|
GTK_FILE_CHOOSER(dialog));
|
|
|
|
browser_window_set_gadget_filename(g->bw, gadget, filename);
|
|
|
|
g_free(filename);
|
|
}
|
|
|
|
gtk_widget_destroy(dialog);
|
|
}
|
|
|
|
static struct gui_window_table window_table = {
|
|
.create = gui_window_create,
|
|
.destroy = gui_window_destroy,
|
|
.redraw = gui_window_redraw_window,
|
|
.update = gui_window_update_box,
|
|
.get_scroll = gui_window_get_scroll,
|
|
.set_scroll = gui_window_set_scroll,
|
|
.get_dimensions = gui_window_get_dimensions,
|
|
.update_extent = gui_window_update_extent,
|
|
.reformat = nsgtk_window_reformat,
|
|
|
|
.set_icon = gui_window_set_icon,
|
|
.set_status = gui_window_set_status,
|
|
.set_pointer = gui_window_set_pointer,
|
|
.place_caret = gui_window_place_caret,
|
|
.remove_caret = gui_window_remove_caret,
|
|
.create_form_select_menu = gui_window_create_form_select_menu,
|
|
.file_gadget_open = gui_window_file_gadget_open,
|
|
.start_selection = gui_window_start_selection,
|
|
|
|
/* from scaffold */
|
|
.set_title = nsgtk_window_set_title,
|
|
.set_url = gui_window_set_url,
|
|
.start_throbber = gui_window_start_throbber,
|
|
.stop_throbber = gui_window_stop_throbber,
|
|
};
|
|
|
|
struct gui_window_table *nsgtk_window_table = &window_table;
|