mirror of
https://github.com/netsurf-browser/netsurf
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UTF-8 status bar component.
svn path=/trunk/netsurf/; revision=2995
This commit is contained in:
Richard Wilson
parent
ab03c67360
commit
a6d038c543
608
riscos/gui/status_bar.c
Normal file
608
riscos/gui/status_bar.c
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@ -0,0 +1,608 @@
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/*
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* This file is part of NetSurf, http://netsurf.sourceforge.net/
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* Licensed under the GNU General Public License,
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* http://www.opensource.org/licenses/gpl-license
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* Copyright 2006 Richard Wilson <info@tinct.net>
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*/
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/** \file
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* UTF8 status bar (implementation).
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*/
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#include <assert.h>
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#include <stdbool.h>
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#include <string.h>
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#include <swis.h>
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#include "oslib/colourtrans.h"
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#include "oslib/os.h"
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#include "oslib/wimp.h"
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#include "oslib/wimpspriteop.h"
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#include "netsurf/desktop/plotters.h"
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#include "netsurf/utils/log.h"
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#include "netsurf/utils/utf8.h"
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#include "netsurf/utils/utils.h"
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#include "netsurf/riscos/gui.h"
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#include "netsurf/riscos/wimp.h"
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#include "netsurf/riscos/wimp_event.h"
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#include "netsurf/riscos/gui/progress_bar.h"
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#include "netsurf/riscos/gui/status_bar.h"
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#define ICON_WIDGET 0
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#define WIDGET_WIDTH 12
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#define PROGRESS_WIDTH 160
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struct status_bar {
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wimp_w w; /**< status bar window handle */
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wimp_w parent; /**< parent window handle */
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char *text; /**< status bar text */
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char *local; /**< status bar text (local encoding) */
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struct progress_bar *pb; /**< progress bar */
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unsigned int scale; /**< current status bar scale */
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int width; /**< current status bar width */
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bool visible; /**< status bar is visible? */
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};
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static char status_widget_text[] = "\0";
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static char status_widget_validation[] = "R5;Pptr_lr,8,6\0";
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wimp_WINDOW(1) status_bar_definition = {
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{0, 0, 1, 1},
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0,
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0,
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wimp_TOP,
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wimp_WINDOW_NEW_FORMAT | wimp_WINDOW_MOVEABLE |
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wimp_WINDOW_FURNITURE_WINDOW |
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wimp_WINDOW_IGNORE_XEXTENT,
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wimp_COLOUR_BLACK,
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wimp_COLOUR_LIGHT_GREY,
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wimp_COLOUR_LIGHT_GREY,
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wimp_COLOUR_VERY_LIGHT_GREY,
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wimp_COLOUR_DARK_GREY,
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wimp_COLOUR_MID_LIGHT_GREY,
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wimp_COLOUR_CREAM,
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wimp_WINDOW_NEVER3D | 0x16u /* RISC OS 5.03+ */,
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{0, 0, 65535, 65535},
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0,
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0,
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wimpspriteop_AREA,
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1,
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1,
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{""},
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1,
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{
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{
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{0, 0, 1, 1},
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wimp_ICON_TEXT | wimp_ICON_INDIRECTED |
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wimp_ICON_BORDER | wimp_ICON_FILLED |
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(wimp_COLOUR_LIGHT_GREY <<
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wimp_ICON_BG_COLOUR_SHIFT) |
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(wimp_BUTTON_CLICK_DRAG <<
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wimp_ICON_BUTTON_TYPE_SHIFT),
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{
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.indirected_text = {
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status_widget_text,
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status_widget_validation,
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1
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}
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}
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}
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}
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};
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static void ro_gui_status_bar_open(wimp_open *open);
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static bool ro_gui_status_bar_click(wimp_pointer *pointer);
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static void ro_gui_status_bar_redraw(wimp_draw *redraw);
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static void ro_gui_status_position_progress_bar(struct status_bar *sb);
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/**
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* Create a new status bar
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*
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* \param parent the window to contain the status bar
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* \param width the proportional width to use (0...10,000)
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*/
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struct status_bar *ro_gui_status_bar_create(wimp_w parent, unsigned int width) {
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struct status_bar *sb;
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os_error *error;
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sb = calloc(1, sizeof(*sb));
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if (!sb)
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return NULL;
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sb->pb = ro_gui_progress_bar_create();
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if (!sb->pb)
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return NULL;
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error = xwimp_create_window((wimp_window *)&status_bar_definition,
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&sb->w);
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if (error) {
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LOG(("xwimp_create_window: 0x%x: %s",
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error->errnum, error->errmess));
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free(sb);
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return NULL;
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}
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sb->parent = parent;
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sb->scale = width;
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sb->visible = true;
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ro_gui_wimp_event_set_user_data(sb->w, sb);
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ro_gui_wimp_event_register_open_window(sb->w,
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ro_gui_status_bar_open);
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ro_gui_wimp_event_register_mouse_click(sb->w,
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ro_gui_status_bar_click);
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ro_gui_wimp_event_register_redraw_window(sb->w,
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ro_gui_status_bar_redraw);
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ro_gui_wimp_event_set_user_data(sb->w, sb);
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ro_gui_wimp_event_set_help_prefix(sb->w, "HelpStatus");
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ro_gui_status_bar_resize(sb);
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return sb;
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}
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/**
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* Destroy a status bar and free all associated resources
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*
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* \param sb the status bar to destroy
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*/
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void ro_gui_status_bar_destroy(struct status_bar *sb) {
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os_error *error;
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assert(sb);
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ro_gui_wimp_event_finalise(sb->w);
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error = xwimp_delete_window(sb->w);
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if (error) {
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LOG(("xwimp_delete_window: 0x%x:%s",
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error->errnum, error->errmess));
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}
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free(sb);
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}
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/**
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* Get the handle of the window that represents a status bar
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*
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* \param sb the status bar to get the window handle of
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* \return the status bar's window handle
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*/
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wimp_w ro_gui_status_bar_get_window(struct status_bar *sb) {
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assert(sb);
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return sb->w;
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}
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/**
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* Get the proportional width the status bar is currently using
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*
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* \param sb the status bar to get the width of
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* \return the status bar's width (0...10,000)
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*/
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unsigned int ro_gui_status_bar_get_width(struct status_bar *sb) {
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assert(sb);
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return sb->scale;
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}
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/**
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* Get the visibility status of the status bar
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*
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* \param sb the status bar to check the visiblity of
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* \return whether the status bar is visible
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*/
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void ro_gui_status_bar_set_visible(struct status_bar *sb, bool visible) {
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os_error *error;
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assert(sb);
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sb->visible = visible;
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if (visible) {
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ro_gui_status_bar_resize(sb);
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} else {
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error = xwimp_close_window(sb->w);
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if (error) {
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LOG(("xwimp_close_window: 0x%x:%s",
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error->errnum, error->errmess));
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}
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}
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}
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/**
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* Get the visibility status of the status bar
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*
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* \param sb the status bar to check the visiblity of
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* \return whether the status bar is visible
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*/
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bool ro_gui_status_bar_get_visible(struct status_bar *sb) {
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assert(sb);
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return sb->visible;
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}
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/**
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* Set the value of the progress bar
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*
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* \param pb the status bar to set the progress of
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* \param value the value to use
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*/
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void ro_gui_status_bar_set_progress_value(struct status_bar *sb,
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unsigned int value) {
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assert(sb);
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ro_gui_status_bar_set_progress_range(sb,
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max(value, ro_gui_progress_bar_get_range(sb->pb)));
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ro_gui_progress_bar_set_value(sb->pb, value);
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}
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/**
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* Set the range of the progress bar
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*
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* \param pb the status bar to set the range of
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* \param value the value to use, or 0 to turn off the progress bar
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*/
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void ro_gui_status_bar_set_progress_range(struct status_bar *sb,
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unsigned int range) {
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unsigned int old_range;
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os_error *error;
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assert(sb);
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old_range = ro_gui_progress_bar_get_range(sb->pb);
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ro_gui_progress_bar_set_range(sb->pb, range);
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LOG(("Ranges are %i vs %i", old_range, range));
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if ((old_range == 0) && (range != 0)) {
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ro_gui_status_position_progress_bar(sb);
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} else if ((old_range != 0) && (range == 0)) {
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error = xwimp_close_window(
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ro_gui_progress_bar_get_window(sb->pb));
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if (error) {
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LOG(("xwimp_close_window: 0x%x:%s",
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error->errnum, error->errmess));
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}
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}
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}
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/**
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* Set the icon for the progress bar
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*
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* \param pb the status bar to set the icon for
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* \param icon the icon to use, or NULL for no icon
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*/
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void ro_gui_status_bar_set_progress_icon(struct status_bar *sb,
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const char *icon) {
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assert(sb);
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ro_gui_progress_bar_set_icon(sb->pb, icon);
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}
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/**
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* Set the text to display in the status bar
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*
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* \param text the UTF8 text to display, or NULL for none
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*/
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void ro_gui_status_bar_set_text(struct status_bar *sb, const char *text) {
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utf8_convert_ret ret;
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assert(sb);
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/* check for no change */
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if ((sb->text) && (!strcmp(text, sb->text)))
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return;
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/* release the old text */
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if (sb->text)
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free(sb->text);
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sb->text = NULL;
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if (sb->local)
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free(sb->local);
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sb->local = NULL;
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/* copy the text */
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sb->text = strdup(text);
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if (!sb->text)
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return;
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/* get local encoding */
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ret = utf8_to_local_encoding(text, 0, &(sb->local));
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if (ret != UTF8_CONVERT_OK) {
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assert(ret != UTF8_CONVERT_BADENC);
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LOG(("utf8_to_enc failed"));
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free(sb->text);
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sb->text = NULL;
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return;
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}
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/* redraw the window */
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xwimp_force_redraw(sb->w, 0, 0, sb->width - WIDGET_WIDTH, 65536);
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}
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/**
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* Resize a status bar following a change in the dimensions of the
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* parent window.
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*
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* \param sb the status bar to resize
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*/
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void ro_gui_status_bar_resize(struct status_bar *sb) {
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int window_width, window_height;
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int status_width, status_height;
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int redraw_left, redraw_right;
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wimp_window_state state;
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os_error *error;
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os_box extent;
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if (!sb)
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return;
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/* get the window work area dimensions */
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state.w = sb->parent;
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error = xwimp_get_window_state(&state);
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if (error) {
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LOG(("xwimp_get_window_state: 0x%x: %s",
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error->errnum, error->errmess));
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return;
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}
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window_width = state.visible.x1 - state.visible.x0;
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window_height = state.visible.y1 - state.visible.y0;
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/* recalculate the scaled width */
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status_width = (window_width * sb->scale) / 10000;
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if (status_width < WIDGET_WIDTH)
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status_width = WIDGET_WIDTH;
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status_height = ro_get_hscroll_height(sb->parent);
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/* resize the status/resize icons */
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if (status_width != sb->width) {
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/* update the window extent */
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extent.x0 = 0;
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extent.y0 = 0;
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extent.x1 = status_width;
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extent.y1 = status_height - 4;
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error = xwimp_set_extent(sb->w, &extent);
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if (error) {
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LOG(("xwimp_set_extent: 0x%x: %s",
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error->errnum, error->errmess));
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return;
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}
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/* re-open the nested window */
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state.w = sb->w;
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state.xscroll = 0;
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state.yscroll = 0;
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state.next = wimp_TOP;
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state.visible.x0 = state.visible.x0;
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state.visible.y1 = state.visible.y0 - 2;
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state.visible.x1 = state.visible.x0 + status_width;
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state.visible.y0 = state.visible.y1 - status_height + 4;
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error = xwimp_open_window_nested((wimp_open *)&state,
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sb->parent,
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wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
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<< wimp_CHILD_XORIGIN_SHIFT |
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wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
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<< wimp_CHILD_YORIGIN_SHIFT |
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wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
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<< wimp_CHILD_LS_EDGE_SHIFT |
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wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
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<< wimp_CHILD_BS_EDGE_SHIFT |
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wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
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<< wimp_CHILD_RS_EDGE_SHIFT |
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wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
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<< wimp_CHILD_TS_EDGE_SHIFT);
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if (error) {
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LOG(("xwimp_open_window_nested: 0x%x: %s",
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error->errnum, error->errmess));
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return;
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}
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ro_gui_status_position_progress_bar(sb);
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error = xwimp_resize_icon(sb->w, ICON_WIDGET,
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status_width - WIDGET_WIDTH, 0,
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status_width, status_height - 4);
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if (error) {
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LOG(("xwimp_resize_icon: 0x%x: %s",
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error->errnum, error->errmess));
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return;
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}
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redraw_left = min(status_width, sb->width) - WIDGET_WIDTH - 2;
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redraw_right = max(status_width, sb->width);
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xwimp_force_redraw(sb->w, redraw_left, 0,
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redraw_right, status_height);
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sb->width = status_width;
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}
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}
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/**
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* Process a WIMP redraw request
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*
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* \param redraw the redraw request to process
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*/
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void ro_gui_status_bar_redraw(wimp_draw *redraw) {
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struct status_bar *sb;
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os_error *error;
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osbool more;
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rufl_code code;
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sb = (struct status_bar *)ro_gui_wimp_event_get_user_data(redraw->w);
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assert(sb);
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/* initialise the plotters */
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plot = ro_plotters;
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ro_plot_set_scale(1.0);
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ro_plot_origin_x = 0;
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ro_plot_origin_y = 0;
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/* redraw the window */
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error = xwimp_redraw_window(redraw, &more);
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if (error) {
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LOG(("xwimp_redraw_window: 0x%x: %s",
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error->errnum, error->errmess));
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return;
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}
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while (more) {
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/* redraw the status text */
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if (sb->local) {
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error = xcolourtrans_set_font_colours(font_CURRENT,
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0xeeeeee00, 0x00000000, 14, 0, 0, 0);
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if (error) {
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LOG(("xcolourtrans_set_font_colours: 0x%x: %s",
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error->errnum, error->errmess));
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return;
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}
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code = rufl_paint(ro_gui_desktop_font_family,
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ro_gui_desktop_font_style,
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ro_gui_desktop_font_size,
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sb->local, strlen(sb->local),
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redraw->box.x0 + 6, redraw->box.y0 + 8,
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rufl_BLEND_FONT);
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if (code != rufl_OK) {
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if (code == rufl_FONT_MANAGER_ERROR)
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LOG(("rufl_FONT_MANAGER_ERROR: 0x%x: %s",
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rufl_fm_error->errnum,
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rufl_fm_error->errmess));
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else
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LOG(("rufl_paint: 0x%x", code));
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}
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}
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|
||||
/* separate the widget from the text with a line */
|
||||
plot.fill((redraw->box.x0 + sb->width - WIDGET_WIDTH - 2) >> 1,
|
||||
-redraw->box.y0 >> 1,
|
||||
(redraw->box.x0 + sb->width - WIDGET_WIDTH) >> 1,
|
||||
-redraw->box.y1 >> 1,
|
||||
0x00000000);
|
||||
|
||||
error = xwimp_get_rectangle(redraw, &more);
|
||||
if (error) {
|
||||
LOG(("xwimp_get_rectangle: 0x%x: %s",
|
||||
error->errnum, error->errmess));
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Process an mouse_click event for a status window.
|
||||
*
|
||||
* \param pointer details of the mouse click
|
||||
*/
|
||||
bool ro_gui_status_bar_click(wimp_pointer *pointer) {
|
||||
wimp_drag drag;
|
||||
os_error *error;
|
||||
|
||||
switch (pointer->i) {
|
||||
case ICON_WIDGET:
|
||||
gui_current_drag_type = GUI_DRAG_STATUS_RESIZE;
|
||||
drag.w = pointer->w;
|
||||
drag.type = wimp_DRAG_SYSTEM_SIZE;
|
||||
drag.initial.x0 = pointer->pos.x;
|
||||
drag.initial.x1 = pointer->pos.x;
|
||||
drag.initial.y0 = pointer->pos.y;
|
||||
drag.initial.y1 = pointer->pos.y;
|
||||
error = xwimp_drag_box(&drag);
|
||||
if (error) {
|
||||
LOG(("xwimp_drag_box: 0x%x: %s",
|
||||
error->errnum, error->errmess));
|
||||
}
|
||||
break;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Process an open_window request for a status window.
|
||||
*
|
||||
* \param open the request to process
|
||||
*/
|
||||
void ro_gui_status_bar_open(wimp_open *open) {
|
||||
struct status_bar *sb;
|
||||
int window_width, status_width;
|
||||
wimp_window_state state;
|
||||
os_error *error;
|
||||
|
||||
/* get the parent width for scaling */
|
||||
sb = (struct status_bar *)ro_gui_wimp_event_get_user_data(open->w);
|
||||
state.w = sb->parent;
|
||||
error = xwimp_get_window_state(&state);
|
||||
if (error) {
|
||||
LOG(("xwimp_get_window_state: 0x%x: %s",
|
||||
error->errnum, error->errmess));
|
||||
return;
|
||||
}
|
||||
window_width = state.visible.x1 - state.visible.x0;
|
||||
if (window_width == 0)
|
||||
window_width = 1;
|
||||
status_width = open->visible.x1 - open->visible.x0;
|
||||
if (status_width <= 12)
|
||||
status_width = 0;
|
||||
|
||||
/* store the new size */
|
||||
sb->scale = (10000 * status_width) / window_width;
|
||||
if (sb->scale > 10000)
|
||||
sb->scale = 10000;
|
||||
ro_gui_status_bar_resize(sb);
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Reposition the progress component following a change in the
|
||||
* dimension of the status window.
|
||||
*
|
||||
* \param sb the status bar to update
|
||||
*/
|
||||
void ro_gui_status_position_progress_bar(struct status_bar *sb) {
|
||||
wimp_window_state state;
|
||||
os_error *error;
|
||||
|
||||
if (!sb)
|
||||
return;
|
||||
if (ro_gui_progress_bar_get_range(sb->pb) == 0)
|
||||
return;
|
||||
|
||||
/* get the window work area dimensions */
|
||||
state.w = sb->w;
|
||||
error = xwimp_get_window_state(&state);
|
||||
if (error) {
|
||||
LOG(("xwimp_get_window_state: 0x%x: %s",
|
||||
error->errnum, error->errmess));
|
||||
return;
|
||||
}
|
||||
|
||||
/* re-open the nested window */
|
||||
state.w = ro_gui_progress_bar_get_window(sb->pb);
|
||||
state.xscroll = 0;
|
||||
state.yscroll = 0;
|
||||
state.next = wimp_TOP;
|
||||
state.visible.x0 = state.visible.x1 - PROGRESS_WIDTH;
|
||||
state.visible.x1 -= WIDGET_WIDTH + 2;
|
||||
error = xwimp_open_window_nested((wimp_open *)&state,
|
||||
sb->w,
|
||||
wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
|
||||
<< wimp_CHILD_XORIGIN_SHIFT |
|
||||
wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
|
||||
<< wimp_CHILD_YORIGIN_SHIFT |
|
||||
wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
|
||||
<< wimp_CHILD_LS_EDGE_SHIFT |
|
||||
wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
|
||||
<< wimp_CHILD_BS_EDGE_SHIFT |
|
||||
wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
|
||||
<< wimp_CHILD_RS_EDGE_SHIFT |
|
||||
wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
|
||||
<< wimp_CHILD_TS_EDGE_SHIFT);
|
||||
if (error) {
|
||||
LOG(("xwimp_open_window: 0x%x: %s",
|
||||
error->errnum, error->errmess));
|
||||
}
|
||||
}
|
||||
34
riscos/gui/status_bar.h
Normal file
34
riscos/gui/status_bar.h
Normal file
@ -0,0 +1,34 @@
|
||||
/*
|
||||
* This file is part of NetSurf, http://netsurf.sourceforge.net/
|
||||
* Licensed under the GNU General Public License,
|
||||
* http://www.opensource.org/licenses/gpl-license
|
||||
* Copyright 2006 Richard Wilson <info@tinct.net>
|
||||
*/
|
||||
|
||||
/** \file
|
||||
* UTF8 status bar (interface).
|
||||
*/
|
||||
|
||||
#include <stdbool.h>
|
||||
|
||||
#ifndef _NETSURF_RISCOS_STATUS_BAR_H_
|
||||
#define _NETSURF_RISCOS_STATUS_BAR_H_
|
||||
|
||||
struct status_bar;
|
||||
|
||||
struct status_bar *ro_gui_status_bar_create(wimp_w parent, unsigned int width);
|
||||
void ro_gui_status_bar_destroy(struct status_bar *sb);
|
||||
|
||||
wimp_w ro_gui_status_bar_get_window(struct status_bar *sb);
|
||||
unsigned int ro_gui_status_bar_get_width(struct status_bar *sb);
|
||||
void ro_gui_status_bar_resize(struct status_bar *sb);
|
||||
void ro_gui_status_bar_set_visible(struct status_bar *pb, bool visible);
|
||||
bool ro_gui_status_bar_get_visible(struct status_bar *pb);
|
||||
void ro_gui_status_bar_set_text(struct status_bar *pb, const char *text);
|
||||
void ro_gui_status_bar_set_progress_value(struct status_bar *sb,
|
||||
unsigned int value);
|
||||
void ro_gui_status_bar_set_progress_range(struct status_bar *sb,
|
||||
unsigned int range);
|
||||
void ro_gui_status_bar_set_progress_icon(struct status_bar *sb,
|
||||
const char *icon);
|
||||
#endif
|
||||
Loading…
x
Reference in New Issue
Block a user