kwin-styles/kstep/nextclient.h

   1 /********************************************************************
   2 This program is free software; you can redistribute it and/or modify
   3 it under the terms of the GNU General Public License as published by
   4 the Free Software Foundation; either version 2 of the License, or
   5 (at your option) any later version.
   6
   7 This program is distributed in the hope that it will be useful,
   8 but WITHOUT ANY WARRANTY; without even the implied warranty of
   9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10 GNU General Public License for more details.
  11
  12 You should have received a copy of the GNU General Public License
  13 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  14 *********************************************************************/
  15
  16 #ifndef __NEXTCLIENT_H
  17 #define __NEXTCLIENT_H
  18
  19 //#include <QVariant>
  20
  21 #include <QBitmap>
  22 #include <QPixmap>
  23
  24 //Added by qt3to4:
  25 #include <QPaintEvent>
  26 #include <QEvent>
  27 #include <QBoxLayout>
  28 #include <QLabel>
  29 #include <QShowEvent>
  30 #include <QResizeEvent>
  31 #include <QMouseEvent>
  32
  33 #include <qlayout.h>
  34 #include <q3button.h>
  35 #include <kdecoration.h>
  36 #include <kdecorationfactory.h>
  37 #include <kcommondecoration.h>
  38
  39 class QLabel;
  40 class QSpacerItem;
  41
  42 namespace KStep {
  43
  44 class NextClient;
  45
  46 class NextButton : public QAbstractButton
  47 {
  48 public:
  49     NextButton(NextClient *parent=0,
  50                const unsigned char *bitmap=NULL, int bw=0, int bh=0,
  51                const QString& tip=NULL, const int realizeBtns = Qt::LeftButton);
  52     void setBitmap(const unsigned char *bitmap, int bw, int bh);
  53     void reset();
  54     Qt::MouseButton lastButton() { return last_button; }
  55
  56 protected:
  57     void mousePressEvent( QMouseEvent* e );
  58     void mouseReleaseEvent( QMouseEvent* e );
  59     virtual void paintEvent(QPaintEvent *e);
  60
  61     QPixmap aBackground, iBackground;
  62     QBitmap deco;
  63     NextClient *client;
  64     Qt::MouseButton last_button;
  65     int realizeButtons;
  66 };
  67
  68 class NextClient : public KDecoration
  69 {
  70     Q_OBJECT
  71 public:
  72     NextClient(KDecorationBridge *b, KDecorationFactory *f);
  73     ~NextClient() {;}
  74     void init();
  75     virtual bool drawbound(const QRect& geom, bool clear);
  76 protected:
  77     bool eventFilter(QObject *o, QEvent *e);
  78     void resizeEvent( QResizeEvent* );
  79     void paintEvent( QPaintEvent* );
  80     void showEvent( QShowEvent* );
  81
  82     void mouseDoubleClickEvent( QMouseEvent * );
  83     void captionChange();
  84     void desktopChange();
  85     void activeChange();
  86     void shadeChange();
  87     void iconChange();
  88     QSize minimumSize() const;
  89     void resize(const QSize &size);
  90     void borders(int &left, int &right, int &top, int &bottom) const;
  91     void reset(unsigned long changed);
  92     void calcHiddenButtons();
  93     void updateActiveBuffer();
  94
  95     Position mousePosition(const QPoint &) const;
  96     void maximizeChange();
  97
  98 protected slots:
  99     void slotReset();
 100     void menuButtonPressed();
 101     void maximizeButtonClicked();
 102     void shadeClicked();
 103     void aboveClicked();
 104     void belowClicked();
 105     void resizePressed();
 106
 107     void keepAboveChange(bool above);
 108     void keepBelowChange(bool below);
 109
 110 private:
 111     void initializeButtonsAndTitlebar(QBoxLayout* titleLayout);
 112     void addButtons(QBoxLayout* titleLayout, const QString& buttons);
 113     bool mustDrawHandle() const;
 114
 115     QSpacerItem* titlebar;
 116
 117     // Helpful constants for buttons in array
 118     enum { CLOSE_IDX = 0,
 119            HELP_IDX,
 120            ICONIFY_IDX,
 121            MAXIMIZE_IDX,
 122            MENU_IDX,
 123            SHADE_IDX,
 124            ABOVE_IDX,
 125            BELOW_IDX,
 126            RESIZE_IDX,
 127            STICKY_IDX,
 128            MAX_NUM_BUTTONS = STICKY_IDX + 1 };
 129
 130     // WARNING: button[i] may be null for any given i.  Make sure you
 131     // always check for null before doing button[i]->foo().
 132     NextButton* button[MAX_NUM_BUTTONS];
 133 };
 134
 135 class NextClientFactory: public QObject, public KDecorationFactory
 136 {
 137 public:
 138     NextClientFactory();
 139     virtual ~NextClientFactory();
 140     virtual KDecoration *createDecoration(KDecorationBridge *);
 141     virtual bool reset(unsigned long changed);
 142     virtual bool supports(Ability ability) const;
 143
 144     virtual QList< NextClientFactory::BorderSize > borderSizes() const;
 145
 146 };
 147
 148 }
 149
 150 #endif