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Diffstat (limited to 'krdc/keycapturedialog.cpp')
| -rw-r--r-- | krdc/keycapturedialog.cpp | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/krdc/keycapturedialog.cpp b/krdc/keycapturedialog.cpp new file mode 100644 index 00000000..39a68304 --- /dev/null +++ b/krdc/keycapturedialog.cpp @@ -0,0 +1,143 @@ +/*************************************************************************** + keycapturedialog.cpp - KeyCaptureDialog + ------------------- + begin : Wed Dec 25 01:20:22 CET 2002 + copyright : (C) 2002-2003 by Tim Jansen + (C) unknown (whoever wrote kshortcutdialog.cpp) + (C) 2004 Nadeem Hasan <nhasan@kde.org> + email : tim@tjansen.de + ***************************************************************************/ + +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ + +// +// based on key capture code from kdelibs/kdeui/kshortcutdialog.cpp +// + +#include "keycapturedialog.h" +#include "keycapturewidget.h" + +#include <qlabel.h> +#include <qlayout.h> + +#include <klocale.h> + +#define XK_XKB_KEYS +#define XK_MISCELLANY +#include <X11/Xlib.h> // For x11Event() +#include <X11/keysymdef.h> // For XK_... + +#ifdef KeyPress +const int XFocusOut = FocusOut; +const int XFocusIn = FocusIn; +const int XKeyPress = KeyPress; +const int XKeyRelease = KeyRelease; +#undef KeyRelease +#undef KeyPress +#undef FocusOut +#undef FocusIn +#endif + + +KeyCaptureDialog::KeyCaptureDialog(QWidget *parent, const char *name) + : KDialogBase(parent, name, true, i18n( "Enter Key Combination" ), + Cancel, Cancel, true), m_grabbed(false) { + QFrame *main = makeMainWidget(); + QVBoxLayout *layout = new QVBoxLayout( main, 0, KDialog::spacingHint() ); + m_captureWidget = new KeyCaptureWidget( main, "m_captureWidget" ); + layout->addWidget( m_captureWidget ); + layout->addStretch(); +} + +KeyCaptureDialog::~KeyCaptureDialog() { + if (m_grabbed) + releaseKeyboard(); +} + +void KeyCaptureDialog::execute() { + m_captureWidget->keyLabel->setText(""); + exec(); + if (m_grabbed) + releaseKeyboard(); +} + +bool KeyCaptureDialog::x11Event(XEvent *pEvent) +{ + switch( pEvent->type ) { + case XKeyPress: + case XKeyRelease: + x11EventKeyPress( pEvent ); + return true; + case XFocusIn: + if (!m_grabbed) + grabKeyboard(); + return true; + case XFocusOut: + if (m_grabbed) + releaseKeyboard(); + return true; + default: + break; + } + return QWidget::x11Event( pEvent ); +} + +void KeyCaptureDialog::x11EventKeyPress( XEvent *pEvent ) +{ + // taken from kshortcutdialog.h + KKeyNative keyNative( pEvent ); + uint keyModX = keyNative.mod(), keySymX = keyNative.sym(); + if ((keySymX == XK_Escape) && !keyModX) { + accept(); + return; + } + + switch( keySymX ) { + // Don't allow setting a modifier key as an accelerator. + // Also, don't release the focus yet. We'll wait until + // we get a 'normal' key. + case XK_Shift_L: case XK_Shift_R: keyModX = KKeyNative::modX(KKey::SHIFT); break; + case XK_Control_L: case XK_Control_R: keyModX = KKeyNative::modX(KKey::CTRL); break; + case XK_Alt_L: case XK_Alt_R: keyModX = KKeyNative::modX(KKey::ALT); break; + // FIXME: check whether the Meta or Super key are for the Win modifier + case XK_Meta_L: case XK_Meta_R: + case XK_Super_L: case XK_Super_R: keyModX = KKeyNative::modX(KKey::WIN); break; + case XK_Hyper_L: case XK_Hyper_R: + case XK_Mode_switch: + case XK_Num_Lock: + case XK_Caps_Lock: + break; + default: + if( pEvent->type == XKeyPress && keyNative.sym() ) { + emit keyPressed(pEvent); + reject(); + } + return; + } + + // If we are editing the first key in the sequence, + // display modifier keys which are held down + if( pEvent->type == XKeyPress ) + keyModX |= pEvent->xkey.state; + else + keyModX = pEvent->xkey.state & ~keyModX; + + QString keyModStr; + if( keyModX & KKeyNative::modX(KKey::WIN) ) keyModStr += KKey::modFlagLabel(KKey::WIN) + "+"; + if( keyModX & KKeyNative::modX(KKey::ALT) ) keyModStr += KKey::modFlagLabel(KKey::ALT) + "+"; + if( keyModX & KKeyNative::modX(KKey::CTRL) ) keyModStr += KKey::modFlagLabel(KKey::CTRL) + "+"; + if( keyModX & KKeyNative::modX(KKey::SHIFT) ) keyModStr += KKey::modFlagLabel(KKey::SHIFT) + "+"; + + // Display currently selected modifiers, or redisplay old key. + m_captureWidget->keyLabel->setText( keyModStr ); +} + +#include "keycapturedialog.moc" + |