pdf-presenter/src/Monitor.vala

105 lines
2.7 KiB
Vala

/*
* pdf-presenter - advanced pdf presentation util
*
* Copyright (C) 2009 Sebastian Reichel <sre@ring0.de>
*
* 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.
*/
class Monitor {
Gdk.Screen screen;
string[] monitors;
signal void connected(string name);
signal void disconnected(string name);
public Monitor(Gdk.Screen scr) {
screen = scr;
monitors = get_list();
screen.monitors_changed.connect(on_monitor_changed);
}
private string[] get_list() {
string[] output = {};
for(int i=0; i<screen.get_n_monitors(); i++)
output += screen.get_monitor_plug_name(i);
return output;
}
public string[] get_all() {
return monitors;
}
public void get_size(string monitor, out int x, out int y, out int w, out int h) {
for(int i=0; i<screen.get_n_monitors(); i++) {
Gdk.Rectangle rect;
screen.get_monitor_geometry(i, out rect);
if(screen.get_monitor_plug_name(i) == monitor) {
x = rect.x;
y = rect.y;
w = rect.width;
h = rect.height;
return;
}
}
}
void on_monitor_changed() {
string[] new_monitors;
new_monitors = get_list();
if(monitors.length == new_monitors.length)
return;
if(monitors.length < new_monitors.length) {
foreach(string a in new_monitors) {
bool found=false;
foreach(string b in monitors) {
if(a == b) {
found=true;
break;
}
}
if(!found) {
monitors = new_monitors;
connected(a);
return;
}
}
} else {
foreach(string a in monitors) {
bool found=false;
foreach(string b in new_monitors) {
if(a == b) {
found=true;
break;
}
}
if(!found) {
monitors = new_monitors;
disconnected(a);
return;
}
}
}
}
}