98 lines
3.0 KiB
C
98 lines
3.0 KiB
C
#include "gui.h"
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#include "gui_defs.h"
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#include "x.h"
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#include <stdio.h>
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#include <stdlib.h>
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/**********************************************************************/
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/* callback functions */
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/**********************************************************************/
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static void repack(gui *g, widget *_this)
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{
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LOGD("REPACK toplevel_window\n");
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struct toplevel_window_widget *this = _this;
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if (this->common.children == NULL) ERR("toplevel window has no child\n");
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if (this->common.children->next != NULL)
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ERR("toplevel window has too much children\n");
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this->common.children->item->allocate(g, this->common.children->item,
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0 /* x */, 0 /* y */, this->common.width, this->common.height);
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send_event(g, DIRTY, this->common.id);
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}
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static void add_child(gui *_gui, widget *_this, widget *child, int position)
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{
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LOGD("ADD_CHILD toplevel_window\n");
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struct widget *this = _this;
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if (this->children != NULL) {
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WARN("toplevel window already has a child\n");
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return;
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}
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widget_add_child_internal(_gui, _this, child, 0); /* this does the REPACK */
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}
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/* called when the underlying window is resized by the user or the system */
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static void allocate(
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gui *_gui, widget *_this, int x, int y, int width, int height)
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{
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LOGD("ALLOCATE toplevel_window\n");
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struct toplevel_window_widget *this = _this;
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this->common.width = width;
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this->common.height = height;
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// repack(_gui, _this);
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send_event(_gui, REPACK, this->common.id);
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}
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static void paint(gui *_gui, widget *_this)
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{
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struct gui *g = _gui;
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struct toplevel_window_widget *this = _this;
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LOGD("PAINT toplevel_window (%d %d)\n", this->common.width, this->common.height);
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x_fill_rectangle(g->x, this->x, BACKGROUND_COLOR,
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0, 0, this->common.width, this->common.height);
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g->xwin = this->x;
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this->common.children->item->paint(_gui, this->common.children->item);
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g->xwin = NULL; /* TODO: remove? it's just in case */
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}
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static void button(gui *_g, widget *_this, int x, int y,
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int key_modifiers, int button, int up)
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{
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struct gui *g = _g;
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struct toplevel_window_widget *this = _this;
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g->xwin = this->x;
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this->common.children->item->button(_g, this->common.children->item,
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x, y, key_modifiers, button, up);
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g->xwin = NULL; /* TODO: remove? it's just in case */
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}
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/**********************************************************************/
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/* creation */
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/**********************************************************************/
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widget *new_toplevel_window(gui *_gui, int width, int height, char *title)
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{
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struct gui *g = _gui;
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struct toplevel_window_widget *w;
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glock(g);
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w = new_widget(g, TOPLEVEL_WINDOW, sizeof(struct toplevel_window_widget));
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w->common.width = width;
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w->common.height = height;
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w->x = x_create_window(g->x, width, height, title);
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w->common.repack = repack;
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w->common.add_child = add_child;
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w->common.allocate = allocate;
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w->common.paint = paint;
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w->common.button = button;
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gunlock(g);
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return w;
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}
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