rofi/source/widgets/window.c

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/**
* rofi
*
* MIT/X11 License
* Modified 2016 Qball Cow <qball@gmpclient.org>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <config.h>
#include <stdio.h>
#include "widgets/widget.h"
#include "widgets/widget-internal.h"
#include "widgets/window.h"
#include "theme.h"
#include "settings.h"
#define LOG_DOMAIN "Widgets.Window"
const char *WINDOW_CLASS_NAME = "@window";
/**
* @param window Handle to the window widget.
* @param spacing The spacing to apply.
*
* Set the spacing to apply between the children in pixels.
*/
void window_set_spacing ( window * window, unsigned int spacing );
struct _window
{
widget widget;
widget *child;
int border_width;
};
static void window_update ( widget *wid );
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static int window_get_desired_height ( widget *widget )
{
window *b = (window *) widget;
int height = b->border_width*2;
if ( b->child ) {
height += widget_get_desired_height ( b->child );
}
return height;
}
static void window_draw ( widget *wid, cairo_t *draw )
{
window *b = (window *) wid;
cairo_save ( draw );
rofi_theme_get_color ( "@window", "window" , NULL, "foreground", draw );
cairo_set_line_width ( draw, b->border_width );
cairo_rectangle ( draw,
b->border_width / 2.0,
b->border_width / 2.0,
wid->w - b->border_width,
wid->h - b->border_width );
cairo_stroke ( draw );
cairo_restore ( draw );
widget_draw ( b->child, draw );
}
static void window_free ( widget *wid )
{
window *b = (window *) wid;
widget_free ( b->child );
g_free ( b );
}
void window_add ( window *window, widget *child )
{
if ( window == NULL ) {
return;
}
window->child = child;
child->parent = WIDGET ( window );
widget_update ( WIDGET ( window ) );
}
static void window_resize ( widget *widget, short w, short h )
{
window *b = (window *) widget;
if ( b->widget.w != w || b->widget.h != h ) {
b->widget.w = w;
b->widget.h = h;
widget_update ( widget );
}
}
static gboolean window_clicked ( widget *wid, xcb_button_press_event_t *xbe, G_GNUC_UNUSED void *udata )
{
window *b = (window *) wid;
if ( widget_intersect ( b->child, xbe->event_x, xbe->event_y ) ) {
xcb_button_press_event_t rel = *xbe;
rel.event_x -= b->child->x;
rel.event_y -= b->child->y;
return widget_clicked ( b->child, &rel );
}
return FALSE;
}
static gboolean window_motion_notify ( widget *wid, xcb_motion_notify_event_t *xme )
{
window *b = (window *) wid;
if ( widget_intersect ( b->child, xme->event_x, xme->event_y ) ) {
xcb_motion_notify_event_t rel = *xme;
rel.event_x -= b->child->x;
rel.event_y -= b->child->y;
return widget_motion_notify ( b->child, &rel );
}
return FALSE;
}
window * window_create ( const char *name )
{
window *b = g_malloc0 ( sizeof ( window ) );
// Initialize widget.
widget_init ( WIDGET(b), name, WINDOW_CLASS_NAME);
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b->widget.draw = window_draw;
b->widget.free = window_free;
b->widget.resize = window_resize;
b->widget.update = window_update;
b->widget.clicked = window_clicked;
b->widget.motion_notify = window_motion_notify;
b->widget.get_desired_height = window_get_desired_height;
b->widget.enabled = TRUE;
b->border_width = rofi_theme_get_integer (
b->widget.class_name, b->widget.name, NULL, "border-width" , config.menu_bw);
return b;
}
static void window_update ( widget *wid )
{
window *b = (window *) wid;
if ( b->child && b->child->enabled ){
widget_resize ( WIDGET ( b->child ),
widget_padding_get_remaining_width (WIDGET(b))-2*b->border_width,
widget_padding_get_remaining_height (WIDGET(b))-2*b->border_width
);
widget_move ( WIDGET ( b->child ),
b->border_width+widget_padding_get_left (WIDGET(b)),
b->border_width+widget_padding_get_top (WIDGET(b))
);
}
}
int window_get_border_width ( const window *window )
{
return window->border_width*2;
}