mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-18 02:02:36 +03:00
800 lines
21 KiB
C
800 lines
21 KiB
C
/*
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* Copyright 2013 Ole Loots <ole@monochrom.net>
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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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#include <inttypes.h>
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#include <sys/types.h>
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#include <string.h>
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#include "assert.h"
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#include "cflib.h"
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#include "utils/nsoption.h"
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#include "content/urldb.h"
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#include "desktop/browser.h"
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#include "desktop/plotters.h"
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#include "desktop/mouse.h"
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#include "desktop/treeview.h"
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#include "utils/log.h"
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#include "utils/messages.h"
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#include "utils/utils.h"
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#include "atari/gui.h"
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#include "atari/plot/plot.h"
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#include "atari/misc.h"
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#include "atari/gemtk/gemtk.h"
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#include "atari/treeview.h"
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#include "atari/res/netsurf.rsh"
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/**
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* Declare Core Window Callbacks:
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*/
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void atari_treeview_redraw_request(struct core_window *cw,
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const struct rect *r);
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void atari_treeview_update_size(struct core_window *cw, int width, int height);
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void atari_treeview_scroll_visible(struct core_window *cw,
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const struct rect *r);
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void atari_treeview_get_window_dimensions(struct core_window *cw,
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int *width, int *height);
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// TODO: implement drag status!
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void atari_treeview_drag_status(struct core_window *cw,
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core_window_drag_status ds);
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static struct core_window_callback_table cw_t = {
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.redraw_request = atari_treeview_redraw_request,
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.update_size = atari_treeview_update_size,
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.scroll_visible = atari_treeview_scroll_visible,
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.get_window_dimensions = atari_treeview_get_window_dimensions,
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.drag_status = atari_treeview_drag_status
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};
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struct atari_treeview_window {
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struct atari_treeview_window * prev_open;
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struct atari_treeview_window * next_open;
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GUIWIN * window;
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bool disposing;
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bool redraw;
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bool is_open;
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GRECT rdw_area;
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POINT extent;
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POINT click;
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POINT startdrag;
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struct atari_treeview_callbacks *io;
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void * user_data;
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};
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static struct atari_treeview_window * treeviews_open;
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/* native GUI event handlers: */
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static void on_mbutton_event(struct core_window *cw, EVMULT_OUT *ev_out,
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short msg[8]);
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static void on_keybd_event(struct core_window *cw, EVMULT_OUT *ev_out,
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short msg[8]);
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static void on_redraw_event(struct core_window *cw, EVMULT_OUT *ev_out,
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short msg[8]);
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/* static utils: */
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static void atari_treeview_dump_info(struct atari_treeview_window *tv, char *s);
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/**
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* Schedule a redraw of the treeview content
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*
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*/
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static void atari_treeview_redraw_grect_request(struct core_window *cw,
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GRECT *area)
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{
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struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
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if (cw != NULL) {
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if( tv->redraw == false ){
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tv->redraw = true;
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tv->rdw_area.g_x = area->g_x;
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tv->rdw_area.g_y = area->g_y;
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tv->rdw_area.g_w = area->g_w;
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tv->rdw_area.g_h = area->g_h;
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} else {
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/* merge the redraw area to the new area.: */
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int newx1 = area->g_x+area->g_w;
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int newy1 = area->g_y+area->g_h;
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int oldx1 = tv->rdw_area.g_x + tv->rdw_area.g_w;
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int oldy1 = tv->rdw_area.g_y + tv->rdw_area.g_h;
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tv->rdw_area.g_x = MIN(tv->rdw_area.g_x, area->g_x);
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tv->rdw_area.g_y = MIN(tv->rdw_area.g_y, area->g_y);
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tv->rdw_area.g_w = ( oldx1 > newx1 ) ? oldx1 - tv->rdw_area.g_x : newx1 - tv->rdw_area.g_x;
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tv->rdw_area.g_h = ( oldy1 > newy1 ) ? oldy1 - tv->rdw_area.g_y : newy1 - tv->rdw_area.g_y;
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}
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//dbg_grect("atari_treeview_request_redraw_grect", &tv->rdw_area);
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}
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}
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void atari_treeview_get_grect(struct core_window *cw, enum treeview_area_e mode,
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GRECT *dest)
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{
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struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
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if (mode == TREEVIEW_AREA_CONTENT) {
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gemtk_wm_get_grect(tv->window, GEMTK_WM_AREA_CONTENT, dest);
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}
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else if (mode == TREEVIEW_AREA_TOOLBAR) {
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gemtk_wm_get_grect(tv->window, GEMTK_WM_AREA_TOOLBAR, dest);
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}
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}
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GUIWIN * atari_treeview_get_gemtk_window(struct core_window *cw)
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{
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struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
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return(tv->window);
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}
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static void atari_treeview_dump_info(struct atari_treeview_window *tv,
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char * title)
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{
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printf("Treeview Dump (%s)\n", title);
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printf("=================================\n");
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gemtk_wm_dump_window_info(atari_treeview_get_gemtk_window((struct core_window *)tv));
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GEMTK_DBG_GRECT("Redraw Area: \n", &tv->rdw_area)
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dbg_grect("Redraw Area2: \n", &tv->rdw_area);
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printf("Extent: x: %d, y: %d\n", tv->extent, tv->extent);
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}
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static bool atari_treeview_is_iconified(struct core_window *cw){
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struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
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return((gemtk_wm_get_state(tv->window)&GEMTK_WM_STATUS_ICONIFIED) != 0);
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}
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static void atari_treeview_redraw_icon(struct core_window *cw, GRECT *clip)
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{
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struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
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GRECT visible, work;
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OBJECT * tree = gemtk_obj_get_tree(ICONIFY);
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short aesh = gemtk_wm_get_handle(tv->window);
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gemtk_wm_get_grect(tv->window, GEMTK_WM_AREA_WORK, &work);
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tree->ob_x = work.g_x;
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tree->ob_y = work.g_y;
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tree->ob_width = work.g_w;
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tree->ob_height = work.g_h;
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wind_get_grect(aesh, WF_FIRSTXYWH, &visible);
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while (visible.g_h > 0 && visible.g_w > 0) {
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if (rc_intersect(&work, &visible)) {
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objc_draw(tree, 0, 8, visible.g_x, visible.g_y, visible.g_w,
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visible.g_h);
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} else {
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//dbg_grect("redraw vis area outside", &visible);
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}
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wind_get_grect(aesh, WF_NEXTXYWH, &visible);
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}
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}
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void atari_treeview_redraw(struct core_window *cw)
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{
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struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
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short pxy[4];
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if (tv != NULL && tv->is_open) {
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if( tv->redraw && ((plot_get_flags() & PLOT_FLAG_OFFSCREEN) == 0) ) {
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short todo[4];
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GRECT work;
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short handle = gemtk_wm_get_handle(tv->window);
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struct gemtk_wm_scroll_info_s *slid;
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gemtk_wm_get_grect(tv->window, GEMTK_WM_AREA_CONTENT, &work);
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slid = gemtk_wm_get_scroll_info(tv->window);
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// // Debug code: this 3 lines help to inspect the redraw
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// // areas...
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// pxy[0] = work.g_x;
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// pxy[1] = work.g_y;
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// pxy[2] = pxy[0] + work.g_w-1;
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// pxy[3] = pxy[1] + work.g_h-1;
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//
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// vsf_color(plot_get_vdi_handle(), 0);
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// v_bar(plot_get_vdi_handle(), (short*)&pxy);
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// evnt_timer(500);
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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 = &atari_plotters
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};
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plot_set_dimensions(work.g_x, work.g_y, work.g_w, work.g_h);
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if (plot_lock() == false)
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return;
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if( wind_get(handle, WF_FIRSTXYWH,
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&todo[0], &todo[1], &todo[2], &todo[3] )!=0 ) {
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while (todo[2] && todo[3]) {
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if(!rc_intersect(&work, (GRECT*)&todo)){
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if (wind_get(handle, WF_NEXTXYWH,
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&todo[0], &todo[1], &todo[2], &todo[3])==0) {
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break;
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}
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continue;
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}
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pxy[0] = todo[0];
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pxy[1] = todo[1];
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pxy[2] = todo[0] + todo[2]-1;
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pxy[3] = todo[1] + todo[3]-1;
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vs_clip(plot_get_vdi_handle(), 1, (short*)&pxy);
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// Debug code: this 3 lines help to inspect the redraw
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// areas...
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// vsf_color(plot_get_vdi_handle(), 3);
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// v_bar(plot_get_vdi_handle(), (short*)&pxy);
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// evnt_timer(500);
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/* convert screen to treeview coords: */
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todo[0] = todo[0] - work.g_x ;//+ slid->x_pos*slid->x_unit_px;
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todo[1] = todo[1] - work.g_y ;//+ slid->y_pos*slid->y_unit_px;
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if( todo[0] < 0 ){
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todo[2] = todo[2] + todo[0];
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todo[0] = 0;
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}
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if( todo[1] < 0 ){
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todo[3] = todo[3] + todo[1];
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todo[1] = 0;
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}
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if (rc_intersect((GRECT *)&tv->rdw_area,(GRECT *)&todo)) {
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struct rect clip;
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clip.x0 = todo[0]+(slid->x_pos*slid->x_unit_px);
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clip.y0 = todo[1]+(slid->y_pos*slid->y_unit_px);
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clip.x1 = clip.x0 + todo[2]+(slid->x_pos*slid->x_unit_px);
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clip.y1 = clip.y0 + todo[3]+(slid->y_pos*slid->y_unit_px);
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tv->io->draw(cw, -(slid->x_pos*slid->x_unit_px),
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-(slid->y_pos*slid->y_unit_px),
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&clip, &ctx);
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}
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vs_clip(plot_get_vdi_handle(), 0, (short*)&pxy);
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if (wind_get(handle, WF_NEXTXYWH,
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&todo[0], &todo[1], &todo[2], &todo[3])==0) {
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break;
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}
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}
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} else {
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plot_unlock();
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return;
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}
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plot_unlock();
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tv->redraw = false;
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tv->rdw_area.g_x = 65000;
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tv->rdw_area.g_y = 65000;
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tv->rdw_area.g_w = -1;
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tv->rdw_area.g_h = -1;
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} else {
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/* just copy stuff from the offscreen buffer */
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}
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}
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}
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/**
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* GEMTK (netsurf's GEM toolkit) event sink
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*
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*/
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static short handle_event(GUIWIN *win, EVMULT_OUT *ev_out, short msg[8])
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{
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short retval = 0;
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struct atari_treeview_window *tv = (struct atari_treeview_window *)
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gemtk_wm_get_user_data(win);
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struct core_window *cw = (struct core_window *)tv;
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if( (ev_out->emo_events & MU_MESAG) != 0 ) {
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// handle message
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switch (msg[0]) {
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case WM_REDRAW:
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on_redraw_event(cw, ev_out, msg);
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break;
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default:
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break;
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}
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}
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if( (ev_out->emo_events & MU_KEYBD) != 0 ) {
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on_keybd_event(cw, ev_out, msg);
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}
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if( (ev_out->emo_events & MU_BUTTON) != 0 ) {
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LOG(("Treeview click at: %d,%d\n", ev_out->emo_mouse.p_x,
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ev_out->emo_mouse.p_y));
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on_mbutton_event(cw, ev_out, msg);
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}
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if(tv != NULL && tv->io->gemtk_user_func != NULL){
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tv->io->gemtk_user_func(win, ev_out, msg);
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}
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// TODO: evaluate return values of event handler functions and pass them on:
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return(retval);
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}
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static void __CDECL on_keybd_event(struct core_window *cw, EVMULT_OUT *ev_out,
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short msg[8])
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{
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bool r=false;
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long kstate = 0;
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long kcode = 0;
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long ucs4;
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long ik;
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unsigned short nkc = 0;
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unsigned short nks = 0;
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unsigned char ascii;
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struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
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kstate = ev_out->emo_kmeta;
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kcode = ev_out->emo_kreturn;
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nkc= gem_to_norm( (short)kstate, (short)kcode );
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ascii = (nkc & 0xFF);
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ik = nkc_to_input_key(nkc, &ucs4);
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if (ik == 0) {
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if (ascii >= 9) {
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tv->io->keypress(cw, ucs4);
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}
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} else {
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tv->io->keypress(cw, ik);
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}
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}
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static void __CDECL on_redraw_event(struct core_window *cw, EVMULT_OUT *ev_out,
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short msg[8])
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{
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GRECT work, clip;
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struct gemtk_wm_scroll_info_s *slid;
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struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
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if (tv == NULL)
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return;
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gemtk_wm_get_grect(tv->window, GEMTK_WM_AREA_CONTENT, &work);
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//dbg_grect("treeview work: ", &work);
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atari_treeview_get_grect(cw, TREEVIEW_AREA_CONTENT, &work);
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//dbg_grect("treeview work: ", &work);
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slid = gemtk_wm_get_scroll_info(tv->window);
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clip = work;
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/* check if the redraw area intersects with the content area: */
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if ( !rc_intersect( (GRECT*)&msg[4], &clip)) {
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return;
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}
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if (atari_treeview_is_iconified(cw) == true) {
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atari_treeview_redraw_icon(cw, &clip);
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return;
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}
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/* make redraw coords relative to content viewport */
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clip.g_x -= work.g_x;
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clip.g_y -= work.g_y;
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/* normalize the redraw coords: */
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if( clip.g_x < 0 ) {
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clip.g_w = work.g_w + clip.g_x;
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clip.g_x = 0;
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}
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if( clip.g_y < 0 ) {
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clip.g_h = work.g_h + clip.g_y;
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clip.g_y = 0;
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}
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/* Merge redraw coords: */
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if( clip.g_h > 0 && clip.g_w > 0 ) {
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GRECT rdrw_area;
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rdrw_area.g_x = clip.g_x;
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rdrw_area.g_y = clip.g_y;
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rdrw_area.g_w = clip.g_w;
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rdrw_area.g_h = clip.g_h;
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//dbg_grect("treeview on_redraw_event ", &rdrw_area);
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atari_treeview_redraw_grect_request(cw, &rdrw_area);
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}
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}
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static void __CDECL on_mbutton_event(struct core_window *cw, EVMULT_OUT *ev_out,
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short msg[8])
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{
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struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
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struct gemtk_wm_scroll_info_s *slid;
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GRECT work;
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short mx, my;
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int bms;
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bool ignore=false;
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short cur_rel_x, cur_rel_y, dummy, mbut;
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assert(tv);
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gemtk_wm_get_grect(tv->window, GEMTK_WM_AREA_CONTENT, &work);
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slid = gemtk_wm_get_scroll_info(tv->window);
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mx = ev_out->emo_mouse.p_x;
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my = ev_out->emo_mouse.p_y;
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/* mouse click relative origin: */
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short origin_rel_x = (mx-work.g_x) +
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(slid->x_pos*slid->x_unit_px);
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short origin_rel_y = (my-work.g_y) +
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(slid->y_pos*slid->y_unit_px);
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/* Only pass on events in the content area: */
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if( origin_rel_x >= 0 && origin_rel_y >= 0
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&& mx < work.g_x + work.g_w
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&& my < work.g_y + work.g_h )
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{
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if (ev_out->emo_mclicks == 2) {
|
|
tv->io->mouse_action(cw,
|
|
BROWSER_MOUSE_CLICK_1|BROWSER_MOUSE_DOUBLE_CLICK,
|
|
origin_rel_x, origin_rel_y);
|
|
return;
|
|
}
|
|
|
|
graf_mkstate(&cur_rel_x, &cur_rel_y, &mbut, &dummy);
|
|
/* check for click or hold: */
|
|
if( (mbut&1) == 0 ){
|
|
bms = BROWSER_MOUSE_CLICK_1 | BROWSER_MOUSE_PRESS_1;
|
|
if(ev_out->emo_mclicks == 2 ) {
|
|
bms = BROWSER_MOUSE_DOUBLE_CLICK;
|
|
}
|
|
tv->io->mouse_action(cw, bms, origin_rel_x, origin_rel_y);
|
|
} else {
|
|
/* button still pressed */
|
|
short prev_x = origin_rel_x;
|
|
short prev_y = origin_rel_y;
|
|
|
|
cur_rel_x = origin_rel_x;
|
|
cur_rel_y = origin_rel_y;
|
|
|
|
gem_set_cursor(&gem_cursors.hand);
|
|
|
|
tv->startdrag.x = origin_rel_x;
|
|
tv->startdrag.y = origin_rel_y;
|
|
/* First, report mouse press, to trigger entry selection */
|
|
tv->io->mouse_action(cw, BROWSER_MOUSE_CLICK_1 | BROWSER_MOUSE_PRESS_1, cur_rel_x,
|
|
cur_rel_y);
|
|
atari_treeview_redraw(cw);
|
|
tv->io->mouse_action(cw, BROWSER_MOUSE_DRAG_1 | BROWSER_MOUSE_DRAG_ON,
|
|
cur_rel_x, cur_rel_y);
|
|
do{
|
|
if (abs(prev_x-cur_rel_x) > 5 || abs(prev_y-cur_rel_y) > 5) {
|
|
tv->io->mouse_action(cw,
|
|
BROWSER_MOUSE_HOLDING_1 | BROWSER_MOUSE_DRAG_ON,
|
|
cur_rel_x, cur_rel_y);
|
|
prev_x = cur_rel_x;
|
|
prev_y = cur_rel_y;
|
|
}
|
|
|
|
if (tv->redraw) {
|
|
// TODO: maybe GUI poll would fit better here?
|
|
// ... is gui_poll re-entrance save?
|
|
atari_treeview_redraw(cw);
|
|
}
|
|
|
|
/* sample mouse button state: */
|
|
graf_mkstate(&cur_rel_x, &cur_rel_y, &mbut, &dummy);
|
|
cur_rel_x = (cur_rel_x-work.g_x)+(slid->x_pos*slid->x_unit_px);
|
|
cur_rel_y = (cur_rel_y-work.g_y)+(slid->y_pos*slid->y_unit_px);
|
|
} while( mbut & 1 );
|
|
|
|
/* End drag: */
|
|
tv->io->mouse_action(cw, BROWSER_MOUSE_HOVER, cur_rel_x, cur_rel_y);
|
|
gem_set_cursor(&gem_cursors.arrow);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
struct core_window *
|
|
atari_treeview_create(GUIWIN *win, struct atari_treeview_callbacks * callbacks,
|
|
void * user_data, uint32_t flags)
|
|
{
|
|
|
|
/* allocate the core_window struct: */
|
|
struct atari_treeview_window * tv;
|
|
struct gemtk_wm_scroll_info_s *slid;
|
|
|
|
tv = calloc(1, sizeof(struct atari_treeview_window));
|
|
if (tv == NULL) {
|
|
LOG(("calloc failed"));
|
|
warn_user(messages_get_errorcode(NSERROR_NOMEM), 0);
|
|
return NULL;
|
|
}
|
|
|
|
/* Store the window ref inside the new treeview: */
|
|
tv->window = win;
|
|
tv->io = callbacks;
|
|
tv->user_data = user_data;
|
|
|
|
// Setup gemtk event handler function:
|
|
gemtk_wm_set_event_handler(win, handle_event);
|
|
|
|
// bind window user data to treeview ref:
|
|
gemtk_wm_set_user_data(win, (void*)tv);
|
|
|
|
// Get acces to the gemtk scroll info struct:
|
|
slid = gemtk_wm_get_scroll_info(tv->window);
|
|
|
|
// Setup line and column height/width of the window,
|
|
// each scroll takes the configured steps:
|
|
slid->y_unit_px = 16;
|
|
slid->x_unit_px = 16;
|
|
|
|
assert(tv->io);
|
|
assert(tv->io->init_phase2);
|
|
|
|
/* Now that the window is configured for treeview content, */
|
|
/* call init_phase2 which must create the treeview */
|
|
/* descriptor, and at least setup the the default */
|
|
/* event handlers of the treeview: */
|
|
/* It would be more simple to not pass around the callbacks */
|
|
/* but the treeview constructor requires them for initialization... */
|
|
nserror err = tv->io->init_phase2((struct core_window *)tv, &cw_t);
|
|
if (err != NSERROR_OK) {
|
|
free(tv);
|
|
tv = NULL;
|
|
}
|
|
|
|
return((struct core_window *)tv);
|
|
}
|
|
|
|
void atari_treeview_delete(struct core_window * cw)
|
|
{
|
|
struct atari_treeview_window *tv = (struct atari_treeview_window*)cw;
|
|
|
|
assert(tv);
|
|
assert(tv->io->finish);
|
|
|
|
tv->io->finish(cw);
|
|
|
|
free(tv);
|
|
}
|
|
|
|
|
|
void atari_treeview_open(struct core_window *cw, GRECT *pos)
|
|
{
|
|
struct atari_treeview_window *tv = (struct atari_treeview_window*)cw;
|
|
if (tv->window != NULL && tv->is_open == false) {
|
|
tv->is_open = true;
|
|
wind_open_grect(gemtk_wm_get_handle(tv->window), pos);
|
|
gemtk_wm_link(tv->window);
|
|
if (treeviews_open == NULL) {
|
|
treeviews_open = tv;
|
|
treeviews_open->next_open = NULL;
|
|
treeviews_open->prev_open = NULL;
|
|
} else {
|
|
struct atari_treeview_window * tmp;
|
|
tmp = treeviews_open;
|
|
while(tmp->next_open != NULL){
|
|
tmp = tmp->next_open;
|
|
}
|
|
tmp->next_open = tv;
|
|
tv->prev_open = tmp;
|
|
tv->next_open = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool atari_treeview_is_open(struct core_window *cw)
|
|
{
|
|
struct atari_treeview_window *tv = (struct atari_treeview_window*)cw;
|
|
return(tv->is_open);
|
|
}
|
|
|
|
void atari_treeview_set_user_data(struct core_window * cw,
|
|
void *user_data_ptr)
|
|
{
|
|
struct atari_treeview_window *tv = (struct atari_treeview_window*)cw;
|
|
tv->user_data = user_data_ptr;
|
|
}
|
|
|
|
void * atari_treeview_get_user_data(struct core_window * cw)
|
|
{
|
|
struct atari_treeview_window *tv = (struct atari_treeview_window*)cw;
|
|
return(tv->user_data);
|
|
}
|
|
|
|
void atari_treeview_close(struct core_window *cw)
|
|
{
|
|
struct atari_treeview_window *tv = (struct atari_treeview_window*)cw;
|
|
if (tv->window != NULL) {
|
|
tv->is_open = false;
|
|
wind_close(gemtk_wm_get_handle(tv->window));
|
|
gemtk_wm_unlink(tv->window);
|
|
/* unlink the window: */
|
|
struct atari_treeview_window *tmp = treeviews_open;
|
|
if (tv->prev_open != NULL) {
|
|
tv->prev_open->next_open = tv->next_open;
|
|
} else {
|
|
treeviews_open = tv->next_open;
|
|
}
|
|
if (tv->next_open != NULL) {
|
|
tv->next_open->prev_open = tv->prev_open;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Core Window Callbacks:
|
|
*/
|
|
|
|
/**
|
|
* Request a redraw of the window
|
|
*
|
|
* \param cw the core window object
|
|
* \param r rectangle to redraw
|
|
*/
|
|
void atari_treeview_redraw_request(struct core_window *cw, const struct rect *r)
|
|
{
|
|
GRECT area;
|
|
struct gemtk_wm_scroll_info_s * slid;
|
|
struct atari_treeview_window * tv = (struct atari_treeview_window *)cw;
|
|
|
|
RECT_TO_GRECT(r, &area)
|
|
|
|
assert(tv);
|
|
|
|
slid = gemtk_wm_get_scroll_info(tv->window);
|
|
|
|
//dbg_rect("redraw rect request", r);
|
|
|
|
// treeview redraw is always full window width:
|
|
area.g_x = 0;
|
|
area.g_w = 8000;
|
|
// but vertical redraw region is clipped:
|
|
area.g_y = r->y0 - (slid->y_pos*slid->y_unit_px);
|
|
area.g_h = r->y1 - r->y0;
|
|
atari_treeview_redraw_grect_request(cw, &area);
|
|
}
|
|
|
|
/**
|
|
* Update the limits of the window
|
|
*
|
|
* \param cw the core window object
|
|
* \param width the width in px, or negative if don't care
|
|
* \param height the height in px, or negative if don't care
|
|
*/
|
|
void atari_treeview_update_size(struct core_window *cw, int width, int height)
|
|
{
|
|
GRECT area;
|
|
struct gemtk_wm_scroll_info_s *slid;
|
|
struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
|
|
|
|
if (tv != NULL) {
|
|
|
|
if (tv->disposing)
|
|
return;
|
|
|
|
/* Get acces to the gemtk window slider settings: */
|
|
slid = gemtk_wm_get_scroll_info(tv->window);
|
|
|
|
/* recalculate and refresh sliders: */
|
|
atari_treeview_get_grect(cw, TREEVIEW_AREA_CONTENT, &area);
|
|
if (width > -1) {
|
|
slid->x_units = (width/slid->x_unit_px);
|
|
} else {
|
|
slid->x_units = 1;
|
|
}
|
|
|
|
if (height > -1) {
|
|
slid->y_units = (height/slid->y_unit_px);
|
|
} else {
|
|
slid->y_units = 1;
|
|
}
|
|
|
|
tv->extent.x = width;
|
|
tv->extent.y = height;
|
|
|
|
|
|
/*printf("units content: %d, units viewport: %d\n", (height/slid->y_unit_px),
|
|
(area.g_h/slid->y_unit_px));*/
|
|
gemtk_wm_update_slider(tv->window, GEMTK_WM_VH_SLIDER);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Scroll the window to make area visible
|
|
*
|
|
* \param cw the core window object
|
|
* \param r rectangle to make visible
|
|
*/
|
|
void atari_treeview_scroll_visible(struct core_window *cw, const struct rect *r)
|
|
{
|
|
/* atari frontend doesn't support dragging outside the treeview */
|
|
/* so there is no need to implement this? */
|
|
}
|
|
|
|
|
|
/**
|
|
* Get window viewport dimensions
|
|
*
|
|
* \param cw the core window object
|
|
* \param width to be set to viewport width in px, if non NULL
|
|
* \param height to be set to viewport height in px, if non NULL
|
|
*/
|
|
void atari_treeview_get_window_dimensions(struct core_window *cw,
|
|
int *width, int *height)
|
|
{
|
|
if (cw != NULL && (width != NULL || height != NULL)) {
|
|
GRECT work;
|
|
struct atari_treeview_window *tv = (struct atari_treeview_window *)cw;
|
|
atari_treeview_get_grect(cw, TREEVIEW_AREA_CONTENT, &work);
|
|
*width = work.g_w;
|
|
*height = work.g_h;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Inform corewindow owner of drag status
|
|
*
|
|
* \param cw the core window object
|
|
* \param ds the current drag status
|
|
*/
|
|
void atari_treeview_drag_status(struct core_window *cw,
|
|
core_window_drag_status ds)
|
|
{
|
|
|
|
}
|
|
|
|
void atari_treeview_flush_redraws(void)
|
|
{
|
|
struct atari_treeview_window *tmp;
|
|
|
|
tmp = treeviews_open;
|
|
|
|
if(tmp){
|
|
while(tmp){
|
|
assert(tmp->is_open);
|
|
if(tmp->redraw){
|
|
if (atari_treeview_is_iconified((struct core_window *)tmp)) {
|
|
/* No content redraw for iconified windows */
|
|
/* because otherwise the icon draw function would */
|
|
/* have to deal with plot canvas coords */
|
|
continue;
|
|
}
|
|
|
|
atari_treeview_redraw((struct core_window *)tmp);
|
|
}
|
|
tmp = tmp->next_open;
|
|
}
|
|
}
|
|
}
|
|
|