ede/eworkpanel/taskbutton.cpp

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2007-07-18 22:20:04 +04:00
#include "taskbutton.h"
#include <stdlib.h>
#include <stdio.h>
/*#include <efltk/fl_draw.h>
#include <efltk/Fl_Image.h>
#include <efltk/Fl.h>
#include <efltk/Fl_Config.h>
#include <efltk/Fl_Box.h>
#include <efltk/Fl_Value_Input.h>
#include <efltk/Fl_Divider.h>*/
#include <fltk/draw.h>
#include <fltk/Image.h>
#include <fltk/Fl.h>
#include "EDE_Config.h"
#include <fltk/Box.h>
#include <fltk/Value_Input.h>
#include <fltk/Divider.h>
#include "../edewm/Windowmanager.h"
fltk::Menu_ *TaskButton::menu = 0;
TaskButton *TaskButton::pushed = 0;
int calculate_height(fltk::Menu_ *m)
{
fltk::Style *s = fltk::Style::find("Menu");
int Height = s->box->dh();
for(int n=0; n<m->children(); n++)
{
fltk::Widget *i = m->child(n);
if(!i) break;
if(!i->visible()) continue;
fltk::font(i->label_font(), i->label_size());
Height += i->height()+s->leading;
}
return Height;
}
void task_button_cb(TaskButton *b, Window w)
{
if(fltk::event_button()==fltk::RIGHT_MOUSE) {
TaskButton::pushed = b;
TaskButton::menu->color(b->color());
TaskButton::menu->popup(fltk::event_x(), fltk::event_y()-calculate_height(TaskButton::menu));
} else {
if(TaskBar::active==w) {
XIconifyWindow(fltk::display, w, fltk::screen);
XSync(fltk::display, True);
TaskBar::active = 0;
} else {
Fl_WM::set_active_window(w);
}
}
}
#define CLOSE 1
#define KILL 2
#define MIN 3
//#define MAX 4
#define SET_SIZE 5
#define RESTORE 6
void menu_cb(fltk::Menu_ *menu, void *)
{
// try to read information how much window can be maximized
EDE_Config wm_config(find_config_file("wmanager.conf", true));
//pGlobalConfig.get("Panel", "RunHistory", historyString,"");
Window win = TaskButton::pushed->argument();
int ID = menu->item()->argument();
int x, y, width, height, title_height;
wm_config.get("TitleBar", "Height",title_height);
switch(ID) {
case CLOSE:
if(Fl_WM::close_window(win))
break;
// Fallback to kill..
case KILL:
XKillClient(fl_display, win);
break;
case MIN:
XIconifyWindow(fltk::display, win, fltk::screen);
XSync(fltk::display, True);
TaskBar::active = 0;
break;
/*case MAX:
// This will come in next version
Fl_WM::get_workarea(x, y, width, height);
// y koord. poveca za title_height
y = y + title_height;
XMoveResizeWindow(fl_display, win, x, y, width, height);
XSync(fl_display, True);
break;*/
/*
case SET_SIZE:
{
Fl_Window *win = new Fl_Window(300, 110, _("Set Size"));
win->begin();
Fl_Box *b = new Fl_Box(_("Set size to window:"), 20);
b->label_font(b->label_font()->bold());
//b = new Fl_Box(menu_frame->label(), 20); //here goes title of window
Fl_Group *g = new Fl_Group("", 23);
Fl_Value_Input *w_width = new Fl_Value_Input(_("Width:"), 70, FL_ALIGN_LEFT, 60);
w_width->step(1);
Fl_Value_Input *w_height = new Fl_Value_Input(_("Height:"), 70, FL_ALIGN_LEFT, 60);
w_height->step(1);
g->end();
Fl_Divider *div = new Fl_Divider(10, 15);
div->layout_align(FL_ALIGN_TOP);
g = new Fl_Group("", 50, FL_ALIGN_CLIENT);
//Fl_Button *but = ok_button = new Fl_Button(40,0,100,20, _("&OK"));
//but->callback(real_set_size_cb);
but = new Fl_Button(155,0,100,20, _("&Cancel"));
//but->callback(close_set_size_cb);
g->end();
win->end();
//w_width->value(menu_frame->w());
//w_height->value(menu_frame->h());
//ok_button->user_data(menu_frame);
//win->callback(close_set_size_cb);
win->show();
}
break;*/
case RESTORE:
Fl_WM::set_active_window(win);
break;
}
fltk::redraw();
}
TaskButton::TaskButton(Window win) : fltk::Button(0,0,0,0)
{
layout_align(fltk::ALIGN_LEFT);
callback((fltk::Callback1*)task_button_cb, win);
if(!menu) {
fltk::Group *saved = fltk::Group::current();
fltk::Group::current(0);
menu = new fltk::Menu_();
menu->callback((fltk::Callback*)menu_cb);
//Fl_Widget* add(const char*, int shortcut, Fl_Callback*, void* = 0, int = 0);
menu->add(_(" Close "), 0, 0, (void*)CLOSE, fltk::MENU_DIVIDER);
new fltk::Divider(10, 15);
menu->add(_(" Kill"), 0, 0, (void*)KILL, fltk::MENU_DIVIDER);
new fltk::Divider(10, 15);
//Comes in next version
//menu->add(" Maximize", 0, 0, (void*)MAX);
menu->add(_(" Minimize"), 0, 0, (void*)MIN);
menu->add(_(" Restore"), 0, 0, (void*)RESTORE);
//menu->add(" Set size", 0, 0, (void*)SET_SIZE, FL_MENU_DIVIDER);
//-----
fltk::Group::current(saved);
}
}
/////////////////////////
// Task bar /////////////
/////////////////////////
#include "icons/tux.xpm"
static fltk::Image default_icon(tux_xpm);
// Forward declaration
static int GetState(Window w);
Window TaskBar::active = 0;
bool TaskBar::variable_width = true;
TaskBar::TaskBar()
: fltk::Group(0,0,0,0)
{
m_max_taskwidth = 150;
layout_align(fltk::ALIGN_CLIENT);
layout_spacing(2);
EDE_Config pConfig(find_config_file("ede.conf", true));
pConfig.get("Panel", "VariableWidthTaskbar",variable_width,true);
update();
end();
}
void TaskBar::layout()
{
if(!children()) return;
int maxW = w()-layout_spacing()*2;
int avgW = maxW / children();
int n;
int buttonsW = layout_spacing()*2;
for(n=0; n<children(); n++) {
int W = child(n)->width(), tmph;
if(TaskBar::variable_width) {
child(n)->preferred_size(W, tmph);
W += 10;
} else
W = avgW;
if(W > m_max_taskwidth) W = m_max_taskwidth;
child(n)->w(W);
buttonsW += W+layout_spacing();
}
float scale = 0.0f;
if(buttonsW > maxW)
scale = (float)maxW / (float)buttonsW;
int X=layout_spacing();
for(n=0; n<children(); n++) {
fltk::Widget *widget = child(n);
int W = widget->w();
if(scale>0.0f)
W = (int)((float)W * scale);
widget->resize(X, 0, W, h());
X += widget->w()+layout_spacing();
}
fltk::Widget::layout();
}
void TaskBar::update()
{
Fl_WM::clear_handled();
int n;
// Delete all icons:
for(n=0; n<children(); n++)
{
fltk::Image *i = child(n)->image();
if(i!=&default_icon)
delete i;
}
clear();
Window *wins=0;
int num_windows = Fl_WM::get_windows_mapping(wins);
if(num_windows<=0)
return;
fltk::Int_List winlist;
int current_workspace = Fl_WM::get_current_workspace();
for(n=0; n<num_windows; n++) {
if(current_workspace == Fl_WM::get_window_desktop(wins[n]) && GetState(wins[n])>0)
winlist.append(wins[n]);
}
if(winlist.size()>0) {
for(n=0; n<(int)winlist.size(); n++) {
add_new_task(winlist[n]);
}
}
delete []wins;
relayout();
redraw();
parent()->redraw();
}
void TaskBar::update_active(Window active)
{
for(int n=0; n<children(); n++)
{
fltk::Widget *w = child(n);
Window win = w->argument();
if(GetState(win) == IconicState)
w->label_color(fltk::inactive(fltk::BLACK));
else
w->label_color(fltk::Button::default_style->label_color);
if(active==win) {
TaskBar::active = win;
w->set_value();
w->color(fltk::lighter(fltk::Button::default_style->color));
w->highlight_color(fltk::lighter(fltk::Button::default_style->color));
} else {
w->clear_value();
w->color(fltk::Button::default_style->color);
w->highlight_color(fltk::Button::default_style->highlight_color);
}
}
redraw();
}
void TaskBar::update_name(Window win)
{
for(int n=0; n<children(); n++)
{
fltk::Widget *w = child(n);
Window window = w->argument();
if(window==win) {
char *name = 0;
bool ret = Fl_WM::get_window_icontitle(win, name);
if(!ret || !name) ret = Fl_WM::get_window_title(win, name);
if(ret && name) {
w->label(name);
w->tooltip(name);
free(name);
} else {
w->label("...");
w->tooltip("...");
}
// Update icon also..
fltk::Image *icon = w->image();
if(icon!=&default_icon) delete icon;
if(Fl_WM::get_window_icon(win, icon, 16, 16))
w->image(icon);
else
w->image(default_icon);
w->redraw();
break;
}
}
redraw();
}
void TaskBar::minimize_all()
{
Window *wins=0;
int num_windows = Fl_WM::get_windows_mapping(wins);
int current_workspace = Fl_WM::get_current_workspace();
for(int n=0; n<num_windows; n++) {
if(current_workspace == Fl_WM::get_window_desktop(wins[n]) && GetState(wins[n])>0)
XIconifyWindow(fltk::display, wins[n], fltk::screen);
}
XSync(fl_display, True);
active = 0;
}
void TaskBar::add_new_task(Window w)
{
// Add to Fl_WM module handled windows.
Fl_WM::handle_window(w);
TaskButton *b;
char *name = 0;
fltk::Image *icon = 0;
if (!w) return;
begin();
b = new TaskButton(w);
bool ret = Fl_WM::get_window_icontitle(w, name);
if(!ret || !name) ret = Fl_WM::get_window_title(w, name);
if(ret && name) {
b->label(name);
b->tooltip(name);
free(name);
} else {
b->label("...");
b->tooltip("...");
}
if(Fl_WM::get_window_icon(w, icon, 16, 16)) {
b->image(icon);
} else {
b->image(default_icon);
}
b->accept_focus(false);
b->align(fltk::ALIGN_LEFT | fltk::ALIGN_INSIDE | fltk::ALIGN_CLIP);
if(Fl_WM::get_active_window()==w) {
b->value(1);
active = w;
}
if(GetState(w) == IconicState)
b->label_color(fltk::inactive(fltk::BLACK));
end();
}
//////////////////////////
static void* getProperty(Window w, Atom a, Atom type, unsigned long *np, int *ret)
{
Atom realType;
int format;
unsigned long n, extra;
int status;
uchar *prop=0;
status = XGetWindowProperty(fltk::display, w, a, 0L, 0x7fffffff,
False, type, &realType,
&format, &n, &extra, (uchar**)&prop);
if(ret) *ret = status;
if (status != Success) return 0;
if (!prop) { return 0; }
if (!n) { XFree(prop); return 0; }
if (np) *np = n;
return prop;
}
static int getIntProperty(Window w, Atom a, Atom type, int deflt, int *ret)
{
void* prop = getProperty(w, a, type, 0, ret);
if(!prop) return deflt;
int r = int(*(long*)prop);
XFree(prop);
return r;
}
// 0 ERROR
// Otherwise state
static int GetState(Window w)
{
static Atom _XA_WM_STATE = 0;
if(!_XA_WM_STATE) _XA_WM_STATE = XInternAtom(fltk::display, "WM_STATE", False);
int ret=0;
int state = getIntProperty(w, _XA_WM_STATE, _XA_WM_STATE, 0, &ret);
if(ret!=Success) return 0;
return state;
}