@ -44,6 +44,10 @@
# include "ntqpainter.h" # include "ntqpainter.h"
# include "ntqbitmap.h" # include "ntqbitmap.h"
# include "ntqpixmapcache.h" # include "ntqpixmapcache.h"
# include "ntqframe.h"
# include "ntqlayout.h"
# include "ntqobjectlist.h"
# include "ntqwidgetlist.h"
# include <limits.h> # include <limits.h>
@ -394,6 +398,10 @@ public:
*/ */
TQStyle : : TQStyle ( ) TQStyle : : TQStyle ( )
{ {
m_eventHandlerInstallationHook = NULL ;
m_eventHandlerRemovalHook = NULL ;
m_widgetActionRequestHook = NULL ;
conditionalAcceleratorsEnabled = false ;
d = new TQStylePrivate ;
d = new TQStylePrivate ;
} }
@ -414,8 +422,6 @@ TQStyle::~TQStyle()
style . Current supported values are TQt : : WindowsStyle and TQt : : MotifStyle .
style . Current supported values are TQt : : WindowsStyle and TQt : : MotifStyle .
*/ */
/*!
/*!
Initializes the appearance of a widget .
Initializes the appearance of a widget .
@ -439,8 +445,9 @@ TQStyle::~TQStyle()
\ sa unPolish ( )
\ sa unPolish ( )
*/ */
void TQStyle : : polish ( TQWidget * ) void TQStyle : : polish ( TQWidget * widget ) {
{ TQStyleControlElementData ceData = populateControlElementDataFromWidget ( widget , TQStyleOption ( ) ) ;
polish ( ceData , getControlElementFlagsForObject ( widget , ceData . widgetObjectTypes , TQStyleOption ( ) ) , widget ) ;
} }
/*!
/*!
@ -453,10 +460,62 @@ void TQStyle::polish( TQWidget*)
\ sa polish ( )
\ sa polish ( )
*/ */
void TQStyle : : unPolish ( TQWidget * ) void TQStyle : : unPolish ( TQWidget * widget ) {
{ TQStyleControlElementData ceData = populateControlElementDataFromWidget ( widget , TQStyleOption ( ) ) ;
unPolish ( ceData , getControlElementFlagsForObject ( widget , ceData . widgetObjectTypes , TQStyleOption ( ) ) , widget ) ;
}
/*!
Initializes the appearance of a widget .
This function is called for every widget at some point after it
has been fully created but just \ e before it is shown the very
first time .
Reasonable actions in this function might be to install a widget
event handler for the style . An example of highly unreasonable
use would be setting the geometry ! With TQt 3.0 ' s style engine
you will rarely need to write your own polish ( ) ; instead reimplement
drawItem ( ) , drawPrimitive ( ) , etc .
The \ a objectTypes object may provide enough information to
allow class - specific customizations . But be careful not to
hard - code things too much because new TQStyle subclasses are
expected to work reasonably with all current and \ e future
widgets .
You may specify either a TQWidget pointer or a custom pointer .
If a custom pointer is specified , you must be careful to intercept any event
handler installation / removal calls via setEventHandlerInstallationHook and
setEventHandlerRemovalHook .
\ sa unPolish ( )
*/
void TQStyle : : polish ( TQStyleControlElementData ceData , ControlElementFlags , void * ptr ) {
if ( ceData . widgetObjectTypes . contains ( " TQWidget " ) ) {
// Enable dynamic hide/show of accelerator shortcuts
TQWidget * widget = reinterpret_cast < TQWidget * > ( ptr ) ;
widget - > installEventFilter ( this ) ;
}
} }
/*!
Undoes the initialization of a widget ' s appearance .
This function is the counterpart to polish . It is called for every
polished widget when the style is dynamically changed . The former
style has to unpolish its settings before the new style can polish
them again .
\ sa polish ( )
*/
void TQStyle : : unPolish ( TQStyleControlElementData ceData , ControlElementFlags , void * ptr ) {
if ( ceData . widgetObjectTypes . contains ( " TQWidget " ) ) {
// Disable dynamic hide/show of accelerator shortcuts
TQWidget * widget = reinterpret_cast < TQWidget * > ( ptr ) ;
widget - > installEventFilter ( this ) ;
}
}
/*!
/*!
\ overload
\ overload
@ -464,8 +523,10 @@ void TQStyle::unPolish( TQWidget*)
\ sa unPolish ( )
\ sa unPolish ( )
*/ */
void TQStyle : : polish ( TQApplication * ) void TQStyle : : polish ( TQApplication * app ) {
{ TQStyleControlElementData ceData ;
ceData . widgetObjectTypes = getObjectTypeListForObject ( app ) ;
applicationPolish ( ceData , getControlElementFlagsForObject ( app , ceData . widgetObjectTypes , TQStyleOption ( ) ) , app ) ;
} }
/*!
/*!
@ -475,8 +536,41 @@ void TQStyle::polish( TQApplication*)
\ sa polish ( )
\ sa polish ( )
*/ */
void TQStyle : : unPolish ( TQApplication * ) void TQStyle : : unPolish ( TQApplication * app ) {
{ TQStyleControlElementData ceData ;
ceData . widgetObjectTypes = getObjectTypeListForObject ( app ) ;
applicationUnPolish ( ceData , getControlElementFlagsForObject ( app , ceData . widgetObjectTypes , TQStyleOption ( ) ) , app ) ;
}
/*!
\ overload
Late initialization of the TQApplication object or other global application object .
You may specify either a TQApplication pointer or a custom pointer .
If a custom pointer is specified , you must be careful to intercept any event
handler installation / removal calls via setEventHandlerInstallationHook and
setEventHandlerRemovalHook .
\ sa unPolish ( )
*/
void TQStyle : : applicationPolish ( TQStyleControlElementData , ControlElementFlags , void * ) {
//
}
/*!
\ overload
Undoes the application polish .
You may specify either a TQApplication pointer or a custom pointer .
If a custom pointer is specified , you must be careful to intercept any event
handler installation / removal calls via setEventHandlerInstallationHook and
setEventHandlerRemovalHook .
\ sa polish ( )
*/
void TQStyle : : applicationUnPolish ( TQStyleControlElementData , ControlElementFlags , void * ) {
//
} }
/*!
/*!
@ -1957,6 +2051,283 @@ TQRect TQStyle::visualRect( const TQRect &logical, const TQRect &boundingRect )
return r ;
return r ;
} }
/*!
\ fn void TQStyle : : installObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler ) ;
Intercepts events generated by \ a source and sends them to \ a handler via
the bool TQStyle : : objectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQEvent * e ) virtual method .
\ sa void TQStyle : : removeObjectEventHandler ( TQObject * source , TQStyle * handler )
\ sa bool TQStyle : : objectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQEvent * e )
*/
void TQStyle : : installObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler ) {
bool cbret = false ;
if ( m_eventHandlerInstallationHook ) {
cbret = ( * m_eventHandlerInstallationHook ) ( ceData , elementFlags , source , handler ) ;
}
if ( ! cbret ) {
if ( ceData . widgetObjectTypes . contains ( " TQObject " ) ) {
TQObject * o = reinterpret_cast < TQObject * > ( source ) ;
o - > installEventFilter ( this ) ;
m_objectEventSourceToHandlerMap [ source ] = handler ;
m_objectEventSourceDataToHandlerMap [ source ] = ceData ;
m_objectEventSourceFlagsToHandlerMap [ source ] = elementFlags ;
}
}
}
/*!
\ fn void TQStyle : : removeObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler ) ;
Stops intercepting events generated by \ a source .
\ sa void TQStyle : : installObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler )
*/
void TQStyle : : removeObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler ) {
bool cbret = false ;
if ( m_eventHandlerRemovalHook ) {
cbret = ( * m_eventHandlerRemovalHook ) ( ceData , elementFlags , source , handler ) ;
}
if ( ! cbret ) {
if ( ceData . widgetObjectTypes . contains ( " TQObject " ) ) {
TQObject * o = reinterpret_cast < TQObject * > ( source ) ;
m_objectEventSourceToHandlerMap . remove ( source ) ;
m_objectEventSourceDataToHandlerMap . remove ( source ) ;
m_objectEventSourceFlagsToHandlerMap . remove ( source ) ;
o - > removeEventFilter ( this ) ;
}
}
}
/*!
\ fn void TQStyle : : setEventHandlerInstallationHook ( EventHandlerInstallationHook hook ) ;
Sets a callback function \ a hook which will be called whenever a new intercept request
is made via the TQStyle : : installObjectEventHandler method . The callback function must
use this definition : bool callbackFunction ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler ) .
\ sa void TQStyle : : installObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler )
*/
void TQStyle : : setEventHandlerInstallationHook ( EventHandlerInstallationHook hook ) {
m_eventHandlerInstallationHook = hook ;
}
/*!
\ fn void TQStyle : : setEventHandlerRemovalHook ( EventHandlerRemovalHook hook ) ;
Sets a callback function \ a hook which will be called whenever a new intercept deactivation request
is made via the TQStyle : : removeObjectEventHandler method . The callback function must
use this definition : bool callbackFunction ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler ) .
\ sa void TQStyle : : removeObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler )
*/
void TQStyle : : setEventHandlerRemovalHook ( EventHandlerRemovalHook hook ) {
m_eventHandlerRemovalHook = hook ;
}
/*!
\ fn bool TQStyle : : objectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQEvent * e ) ;
Override this virtual function to intercept events requested by a previous call to
TQStyle : : installObjectEventHandler .
\ sa void TQStyle : : installObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler )
\ sa void TQStyle : : removeObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler )
*/
bool TQStyle : : objectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQEvent * e ) {
Q_UNUSED ( ceData ) ;
Q_UNUSED ( elementFlags ) ;
Q_UNUSED ( source ) ;
Q_UNUSED ( e ) ;
return false ;
}
/*!
\ fn bool TQStyle : : eventFilter ( TQObject * o , TQEvent * e ) ;
\ internal
*/
bool TQStyle : : eventFilter ( TQObject * o , TQEvent * e ) {
acceleratorKeypressEventMonitor ( o , e ) ;
if ( m_objectEventSourceToHandlerMap . contains ( o ) ) {
TQStyle * handler = m_objectEventSourceToHandlerMap [ o ] ;
TQStyleControlElementData ceData = m_objectEventSourceDataToHandlerMap [ o ] ;
ControlElementFlags elementFlags = m_objectEventSourceFlagsToHandlerMap [ o ] ;
bool ret = handler - > objectEventHandler ( ceData , elementFlags , o , e ) ;
if ( ret ) {
return ret ;
}
else {
return TQObject : : eventFilter ( o , e ) ;
}
}
else {
return TQObject : : eventFilter ( o , e ) ;
}
}
/*!
\ fn void TQStyle : : setWidgetActionRequestHook ( WidgetActionRequestHook hook ) ;
Sets a callback function \ a hook which will be called whenever a new widget action request
is made via the TQStyle : : installObjectEventHandler method . The callback function must
use this definition : bool callbackFunction ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler ) .
\ sa void TQStyle : : installObjectEventHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , TQStyle * handler )
*/
void TQStyle : : setWidgetActionRequestHook ( WidgetActionRequestHook hook ) {
m_widgetActionRequestHook = hook ;
}
/*!
\ fn bool widgetActionRequestHandler ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , WidgetActionRequest request ) ;
Handles widget action requests . Return FALSE to continue processing in base classes , TRUE to eat the request and halt processing .
*/
bool TQStyle : : widgetActionRequest ( TQStyleControlElementData ceData , ControlElementFlags elementFlags , void * source , WidgetActionRequest request , TQStyleWidgetActionRequestData requestData ) {
bool cbret = false ;
if ( m_widgetActionRequestHook ) {
cbret = ( * m_widgetActionRequestHook ) ( ceData , elementFlags , source , request , requestData ) ;
}
if ( ! cbret ) {
if ( ceData . widgetObjectTypes . contains ( " TQWidget " ) ) {
TQWidget * widget = reinterpret_cast < TQWidget * > ( source ) ;
if ( request = = WAR_Repaint ) {
widget - > repaint ( FALSE ) ;
}
else if ( request = = WAR_RepaintRect ) {
widget - > repaint ( requestData . rect , FALSE ) ;
}
else if ( request = = WAR_EnableMouseTracking ) {
widget - > setMouseTracking ( TRUE ) ;
}
else if ( request = = WAR_DisableMouseTracking ) {
widget - > setMouseTracking ( FALSE ) ;
}
else if ( request = = WAR_FrameSetStyle ) {
TQFrame * frame = dynamic_cast < TQFrame * > ( widget ) ;
if ( frame ) {
frame - > setFrameStyle ( requestData . metric1 ) ;
}
}
else if ( request = = WAR_FrameSetLineWidth ) {
TQFrame * frame = dynamic_cast < TQFrame * > ( widget ) ;
if ( frame ) {
frame - > setLineWidth ( requestData . metric1 ) ;
}
}
else if ( request = = WAR_SetLayoutMargin ) {
TQLayout * layout = widget - > layout ( ) ;
if ( layout ) {
layout - > setMargin ( requestData . metric1 ) ;
}
}
else if ( request = = WAR_SetPalette ) {
widget - > setPalette ( requestData . palette ) ;
}
else if ( request = = WAR_SetBackgroundMode ) {
widget - > setBackgroundMode ( ( TQt : : BackgroundMode ) requestData . metric1 ) ;
}
else if ( request = = WAR_SetFont ) {
widget - > setFont ( requestData . font ) ;
}
else if ( request = = WAR_RepaintAllAccelerators ) {
TQWidgetList * list = TQApplication : : topLevelWidgets ( ) ;
TQWidgetListIt it ( * list ) ;
TQWidget * widget ;
while ( ( widget = it . current ( ) ) ! = 0 ) {
+ + it ;
TQObjectList * l = widget - > queryList ( " TQWidget " ) ;
TQObjectListIt it2 ( * l ) ;
TQWidget * w ;
while ( ( w = ( TQWidget * ) it2 . current ( ) ) ! = 0 ) {
+ + it2 ;
if ( w - > isTopLevel ( ) | | ! w - > isVisible ( ) | | w - > style ( ) . styleHint ( SH_UnderlineAccelerator , TQStyleControlElementData ( ) , CEF_None , w ) ) {
l - > removeRef ( w ) ;
}
}
// Repaint all relevant widgets
it2 . toFirst ( ) ;
while ( ( w = ( TQWidget * ) it2 . current ( ) ) ! = 0 ) {
+ + it2 ;
w - > repaint ( FALSE ) ;
}
delete l ;
}
delete list ;
}
return true ;
}
}
return true ;
}
void TQStyle : : acceleratorKeypressEventMonitor ( TQObject * o , TQEvent * e ) {
// RAJA FIXME
// Also, SH_HideUnderlineAcceleratorWhenAltUp should probably be set to 1 in the TQWindowsStyle::styleHint overridden method
// Additionally, the common styleHint code in TDE (that controls popupmenu settings and such via configuration files) needs to be modified to add a config option for this new style hint
if ( styleHint ( SH_HideUnderlineAcceleratorWhenAltUp , TQStyleControlElementData ( ) , CEF_None , TQStyleOption : : Default , NULL , NULL ) ! = 0 ) {
TQWidget * widget = dynamic_cast < TQWidget * > ( o ) ;
if ( widget ) {
switch ( e - > type ( ) ) {
case TQEvent : : KeyPress :
if ( ( ( TQKeyEvent * ) e ) - > key ( ) = = Key_Alt ) {
conditionalAcceleratorsEnabled = true ;
widgetActionRequest ( TQStyleControlElementData ( ) , CEF_None , o , WAR_RepaintAllAccelerators ) ;
}
break ;
case TQEvent : : KeyRelease :
if ( ( ( TQKeyEvent * ) e ) - > key ( ) = = Key_Alt ) {
conditionalAcceleratorsEnabled = false ;
widgetActionRequest ( TQStyleControlElementData ( ) , CEF_None , o , WAR_RepaintAllAccelerators ) ;
}
break ;
default :
break ;
}
}
}
else {
conditionalAcceleratorsEnabled = false ;
}
}
bool TQStyle : : acceleratorsShown ( ) const {
if ( styleHint ( SH_HideUnderlineAcceleratorWhenAltUp , TQStyleControlElementData ( ) , CEF_None , TQStyleOption : : Default , NULL , NULL ) ! = 0 ) {
return conditionalAcceleratorsEnabled ;
}
else {
return true ;
}
}
TQStyleWidgetActionRequestData : : TQStyleWidgetActionRequestData ( ) {
//
}
TQStyleWidgetActionRequestData : : TQStyleWidgetActionRequestData ( int param1 , int param2 ) {
metric1 = param1 ;
metric2 = param2 ;
}
TQStyleWidgetActionRequestData : : TQStyleWidgetActionRequestData ( TQPalette param ) {
palette = param ;
}
TQStyleWidgetActionRequestData : : TQStyleWidgetActionRequestData ( TQFont param ) {
font = param ;
}
TQStyleWidgetActionRequestData : : TQStyleWidgetActionRequestData ( TQRect param ) {
rect = param ;
}
TQStyleWidgetActionRequestData : : ~ TQStyleWidgetActionRequestData ( ) {
//
}
/*!
/*!
\ fn int TQStyle : : defaultFrameWidth ( ) const
\ fn int TQStyle : : defaultFrameWidth ( ) const
\ obsolete
\ obsolete
Timothy Pearson
12 years ago