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Added the widget to show tooltips.
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David Capello
parent
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commit
c6b2f7e601
182
src/jinete/jtooltips.c
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182
src/jinete/jtooltips.c
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/* ASE - Allegro Sprite Editor
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* Copyright (C) 2008 David A. Capello
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*
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* This program 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; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#ifndef USE_PRECOMPILED_HEADER
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#include <allegro.h>
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#include "jinete/jinete.h"
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#endif
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typedef struct TipData
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{
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JWidget widget; /* widget that shows the tooltip */
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JWidget window; /* window where is the tooltip */
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char *text;
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int timer_id;
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} TipData;
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static int tip_type(void);
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static bool tip_hook(JWidget widget, JMessage msg);
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static JWidget tip_window_new(const char *text);
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static bool tip_window_hook(JWidget widget, JMessage msg);
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void jwidget_add_tooltip_text(JWidget widget, const char *text)
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{
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TipData *tip = jnew(TipData, 1);
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tip->widget = widget;
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tip->window = NULL;
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tip->text = jstrdup(text);
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tip->timer_id = -1;
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jwidget_add_hook(widget, tip_type(), tip_hook, tip);
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}
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static int tip_type(void)
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{
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static int type = 0;
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if (!type)
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type = ji_register_widget_type();
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return type;
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}
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static bool tip_hook(JWidget widget, JMessage msg)
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{
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TipData *tip = jwidget_get_data(widget, tip_type());
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switch (msg->type) {
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case JM_DESTROY:
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if (tip->timer_id >= 0)
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jmanager_remove_timer(tip->timer_id);
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jfree(tip->text);
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jfree(tip);
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break;
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case JM_MOUSEENTER:
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if (tip->timer_id < 0)
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tip->timer_id = jmanager_add_timer(widget, 300);
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jmanager_start_timer(tip->timer_id);
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break;
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case JM_MOUSELEAVE:
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if (tip->window)
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jwindow_close(tip->window, NULL);
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jmanager_stop_timer(tip->timer_id);
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break;
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case JM_TIMER:
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if (msg->timer.timer_id == tip->timer_id) {
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JWidget window = tip_window_new(tip->text);
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int x = tip->widget->rc->x1;
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int y = tip->widget->rc->y2;
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int w = jrect_w(window->rc);
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int h = jrect_h(window->rc);
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tip->window = window;
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jwindow_remap(window);
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jwindow_position(window,
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MID(0, x, JI_SCREEN_W-w),
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MID(0, y, JI_SCREEN_H-h));
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jwindow_open(window);
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jmanager_stop_timer(tip->timer_id);
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}
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break;
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}
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return FALSE;
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}
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static JWidget tip_window_new(const char *text)
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{
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JWidget window = jwindow_new(text);
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JLink link, next;
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jwindow_sizeable(window, FALSE);
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jwindow_moveable(window, FALSE);
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jwindow_wantfocus(window, FALSE);
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/* jwidget_set_align(window, JI_CENTER | JI_MIDDLE); */
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jwidget_set_align(window, JI_LEFT | JI_TOP);
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/* remove decorative widgets */
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JI_LIST_FOR_EACH_SAFE(window->children, link, next) {
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jwidget_free(link->data);
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}
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jwidget_add_hook(window, JI_WIDGET, tip_window_hook, NULL);
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jwidget_init_theme(window);
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return window;
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}
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static bool tip_window_hook(JWidget widget, JMessage msg)
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{
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switch (msg->type) {
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case JM_REQSIZE:
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_ji_theme_textbox_draw(NULL, widget,
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&msg->reqsize.w,
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&msg->reqsize.h, 0, 0);
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/* msg->reqsize.w += widget->border_width.l + widget->border_width.r; */
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/* msg->reqsize.h += widget->border_width.t + widget->border_width.b; */
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return TRUE;
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case JM_SIGNAL:
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if (msg->signal.num == JI_SIGNAL_INIT_THEME) {
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widget->border_width.l = 3;
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widget->border_width.t = 3;
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widget->border_width.r = 3;
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widget->border_width.b = 3;
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return TRUE;
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}
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break;
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case JM_MOUSELEAVE:
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case JM_BUTTONPRESSED:
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jwindow_close(widget, NULL);
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break;
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case JM_DRAW: {
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JRect pos = jwidget_get_rect(widget);
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jdraw_rect(pos, makecol(0, 0, 0));
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jrect_shrink(pos, 1);
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jdraw_rectfill(pos, makecol(255, 255, 140));
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_ji_theme_textbox_draw(ji_screen, widget, NULL, NULL,
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makecol(255, 255, 140),
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makecol(0, 0, 0));
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return TRUE;
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}
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}
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return FALSE;
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}
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43
src/jinete/jtooltips.h
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43
src/jinete/jtooltips.h
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@ -0,0 +1,43 @@
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/* Jinete - a GUI library
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* Copyright (C) 2003-2008 David A. Capello.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of the Jinete nor the names of its contributors may
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* be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef JINETE_TOOLTIPS_H
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#define JINETE_TOOLTIPS_H
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#include "jinete/jbase.h"
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JI_BEGIN_DECLS
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void jwidget_add_tooltip_text(JWidget widget, const char *text);
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JI_END_DECLS
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#endif /* JINETE_VIEW_H */
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