ede/pekwm/StatusWindow.cc
2011-10-23 00:10:40 +00:00

158 lines
4.1 KiB
C++

//
// StatusWindow.cc for pekwm
// Copyright (C) 2004-2009 Claes Nasten <pekdon{@}pekdon{.}net>
//
// This program is licensed under the GNU GPL.
// See the LICENSE file for more information.
//
#include "../config.h"
#include "PWinObj.hh"
#include "PDecor.hh"
#include "StatusWindow.hh"
#include "PScreen.hh"
#include "PTexture.hh"
#include "PixmapHandler.hh"
#include "ScreenResources.hh"
#include "Theme.hh"
#include "Workspaces.hh"
#ifdef DEBUG
#include <iostream>
using std::cerr;
using std::endl;
#endif // DEBUG
StatusWindow *StatusWindow::_instance = 0;
//! @brief StatusWindow constructor
StatusWindow::StatusWindow(Theme *theme)
: PDecor(theme, "STATUSWINDOW"),
_bg(None)
{
if (_instance) {
#ifdef DEBUG
cerr << __FILE__ << "@" << __LINE__ << ": "
<< "StatusWindow(" << this << ")::StatusWindow()" << endl
<< " *** _instance already set: " << _instance << endl;
#endif // DEBUG
}
_instance = this;
// PWinObj attributes
_type = PWinObj::WO_STATUS;
setLayer(LAYER_NONE); // hack, goes over LAYER_MENU
_hidden = true; // don't care about it when changing worskpace etc
XSetWindowAttributes attr;
attr.event_mask = None;
_status_wo = new PWinObj;
_status_wo->setWindow(XCreateWindow(_dpy, _window,
0, 0, 1, 1, 0,
CopyFromParent, CopyFromParent, CopyFromParent,
CWEventMask, &attr));
addChild(_status_wo);
activateChild(_status_wo);
_status_wo->mapWindow();
setTitlebar(STATE_UNSET);
setFocused(true); // always draw as focused
Workspaces::instance()->insert(this);
}
//! @brief StatusWindow destructor
StatusWindow::~StatusWindow(void)
{
Workspaces::instance()->remove(this);
// remove ourself from the decor manually, no need to reparent and stuff
_child_list.remove(_status_wo);
// free resources
XDestroyWindow(_dpy, _status_wo->getWindow());
delete _status_wo;
unloadTheme();
_instance = 0;
}
//! @brief Resizes window to fit the text and renders text
//! @param text Text to draw in StatusWindow
//! @param do_center Center the StatusWindow on screen. Defaults to false.
void
StatusWindow::draw(const std::wstring &text, bool do_center, Geometry *gm)
{
uint width, height;
PFont *font = _theme->getStatusData()->getFont(); // convenience
width = font->getWidth(text.c_str()) + 10;
width = width - (width % 10);
height = font->getHeight()
+ _theme->getStatusData()->getPad(PAD_UP)
+ _theme->getStatusData()->getPad(PAD_DOWN);
if ((width != getChildWidth()) || (height != getChildHeight())) {
resizeChild(width, height);
render();
}
if (do_center) {
center(gm);
}
font->setColor(_theme->getStatusData()->getColor());
_status_wo->clear();
font->draw(_status_wo->getWindow(),
(width - font->getWidth(text.c_str())) / 2,
_theme->getStatusData()->getPad(PAD_UP),
text.c_str());
}
//! @brief Renders and sets background
void
StatusWindow::loadTheme(void)
{
render();
}
//! @brief Frees theme resources
void
StatusWindow::unloadTheme(void)
{
ScreenResources::instance()->getPixmapHandler()->returnPixmap(_bg);
}
//! @brief Renders and sets background
void
StatusWindow::render(void)
{
PixmapHandler *pm = ScreenResources::instance()->getPixmapHandler();
pm->returnPixmap(_bg);
_bg = pm->getPixmap(_status_wo->getWidth(), _status_wo->getHeight(),
PScreen::instance()->getDepth());
_theme->getStatusData()->getTexture()->render(_bg, 0, 0, _status_wo->getWidth(), _status_wo->getHeight());
_status_wo->setBackgroundPixmap(_bg);
_status_wo->clear();
}
//! @brief Centers the StatusWindow on the current head/screen
void
StatusWindow::center(Geometry *gm)
{
Geometry head;
if (! gm) {
PScreen::instance()->getHeadInfo(PScreen::instance()->getCurrHead(), head);
gm = &head;
}
move(gm->x + (gm->width - _gm.width) / 2, gm->y + (gm->height - _gm.height) / 2);
}