finalcut/src/fwindow.cpp

885 lines
18 KiB
C++

// File: fwindow.cpp
// Provides: class FWindow
#include "fapp.h"
#include "fmenubar.h"
#include "fstatusbar.h"
#include "fwindow.h"
// static attributes
FWindow* FWindow::previous_window = 0;
//----------------------------------------------------------------------
// class FWindow
//----------------------------------------------------------------------
// constructor and destructor
//----------------------------------------------------------------------
FWindow::FWindow(FWidget* parent)
: FWidget(parent)
, window_active(false)
, zoomed(false)
, win_focus_widget(0)
, normalGeometry()
{
setWindowWidget();
FRect geometry = getTermGeometry();
geometry.move(-1,-1);
createArea (geometry, getShadow(), vwin);
addWindow (this);
}
//----------------------------------------------------------------------
FWindow::~FWindow() // destructor
{
FApplication* fapp = static_cast<FApplication*>(getRootWidget());
if ( previous_window == this )
previous_window = 0;
if ( isAlwaysOnTop() )
deleteFromAlwaysOnTopList (this);
delWindow (this);
if ( ! fapp->isQuit() )
{
const FRect& t_geometry = getTermGeometryWithShadow();
restoreVTerm (t_geometry);
}
removeArea (vwin);
}
// public methods of FWindow
//----------------------------------------------------------------------
FWindow* FWindow::getActiveWindow()
{
// returns the active FWindow object
FWindow* active_window = static_cast<FWindow*>(FApplication::active_window);
return active_window;
}
//----------------------------------------------------------------------
FWidget* FWindow::getWindowFocusWidget() const
{
// returns the focused widget of this window
return win_focus_widget;
}
//----------------------------------------------------------------------
bool FWindow::setWindowWidget (bool on)
{
if ( isWindowWidget() == on )
return true;
if ( on )
{
flags |= fc::window_widget;
setTermOffset();
}
else
{
flags &= ~fc::window_widget;
setParentOffset();
}
return on;
}
//----------------------------------------------------------------------
void FWindow::setActiveWindow (FWindow* window)
{
// activate FWindow object window
widgetList::const_iterator iter, end;
if ( ! window_list )
return;
if ( window_list->empty() )
return;
iter = window_list->begin();
end = window_list->end();
while ( iter != end )
{
if ( *iter == window )
{
if ( ! window->isWindowActive() )
{
window->activateWindow();
FEvent ev(fc::WindowActive_Event);
FApplication::sendEvent(window, &ev);
}
}
else
{
FWindow* w = static_cast<FWindow*>(*iter);
if ( w->isWindowActive() )
{
w->deactivateWindow();
FEvent ev(fc::WindowInactive_Event);
FApplication::sendEvent(*iter, &ev);
}
}
++iter;
}
}
//----------------------------------------------------------------------
void FWindow::setWindowFocusWidget (FWidget* obj)
{
// set focus widget of this window
win_focus_widget = obj;
}
//----------------------------------------------------------------------
bool FWindow::activateWindow (bool on)
{
// activate/deactivate this window
if ( on )
{
FApplication::active_window = this;
active_area = getVWin();
}
return window_active = (on) ? true : false;
}
//----------------------------------------------------------------------
bool FWindow::setResizeable (bool on)
{
if ( on )
flags |= fc::resizeable;
else
flags &= ~fc::resizeable;
return on;
}
//----------------------------------------------------------------------
bool FWindow::setTransparentShadow (bool on)
{
if ( on )
{
flags |= fc::shadow;
flags |= fc::trans_shadow;
setShadowSize (2,1);
}
else
{
flags &= ~fc::shadow;
flags &= ~fc::trans_shadow;
setShadowSize (0,0);
}
return on;
}
//----------------------------------------------------------------------
bool FWindow::setShadow (bool on)
{
if ( isMonochron() )
return false;
if ( on )
{
flags |= fc::shadow;
flags &= ~fc::trans_shadow;
setShadowSize (1,1);
}
else
{
flags &= ~fc::shadow;
flags &= ~fc::trans_shadow;
setShadowSize (0,0);
}
return on;
}
//----------------------------------------------------------------------
bool FWindow::setAlwaysOnTop (bool on)
{
if ( isAlwaysOnTop() == on )
return true;
if ( on )
{
flags |= fc::always_on_top;
if ( always_on_top_list )
{
deleteFromAlwaysOnTopList (this);
always_on_top_list->push_back (this);
}
}
else
{
flags &= ~fc::always_on_top;
deleteFromAlwaysOnTopList (this);
}
return on;
}
//----------------------------------------------------------------------
bool FWindow::isWindowHidden() const
{
// returns the window hidden state
if ( vwin )
return ! vwin->visible;
else
return false;
}
//----------------------------------------------------------------------
void FWindow::drawBorder()
{
if ( isNewFont() )
{
int x1 = 1;
int x2 = 1 + getWidth() - 1;
int y1 = 1;
int y2 = 1 + getHeight() - 1;
setPrintPos (x1, y1);
print (fc::NF_border_corner_upper_left); // ⎡
for (int x=x1+1; x < x2; x++)
print (fc::NF_border_line_upper); // ¯
print (fc::NF_rev_border_corner_upper_right); // ⎤
for (int y=y1+1; y < y2; y++)
{
setPrintPos (x1, y);
// border left ⎸
print (fc::NF_border_line_left);
setPrintPos (x2, y);
// border right⎹
print (fc::NF_rev_border_line_right);
}
setPrintPos (x1, y2);
// lower left corner border ⎣
print (fc::NF_border_corner_lower_left);
for (int x=2; x < getWidth(); x++) // low line _
print (fc::NF_border_line_bottom);
setPrintPos (x2, y2);
// lower right corner border ⎦
print (fc::NF_rev_border_corner_lower_right);
}
else
{
FWidget::drawBorder();
}
}
//----------------------------------------------------------------------
void FWindow::show()
{
if ( vwin )
vwin->visible = true;
FWidget::show();
}
//----------------------------------------------------------------------
void FWindow::hide()
{
if ( vwin )
vwin->visible = false;
FWidget::hide();
}
//----------------------------------------------------------------------
void FWindow::setX (int x, bool adjust)
{
FWidget::setX (x, adjust);
if ( vwin )
vwin->x_offset = getTermX() - 1;
}
//----------------------------------------------------------------------
void FWindow::setY (int y, bool adjust)
{
if ( y < 1 )
y = 1;
FWidget::setY (y, adjust);
if ( vwin )
vwin->y_offset = getTermY() - 1;
}
//----------------------------------------------------------------------
void FWindow::setPos (int x, int y, bool adjust)
{
if ( y < 1 )
y = 1;
FWidget::setPos (x, y, adjust);
if ( vwin )
{
vwin->x_offset = getTermX() - 1;
vwin->y_offset = getTermY() - 1;
}
}
//----------------------------------------------------------------------
void FWindow::setWidth (int w, bool adjust)
{
int old_width = getWidth();
FWidget::setWidth (w, adjust);
if ( vwin && getWidth() != old_width )
{
FRect geometry = getTermGeometry();
geometry.move(-1,-1);
resizeArea (geometry, getShadow(), vwin);
}
}
//----------------------------------------------------------------------
void FWindow::setHeight (int h, bool adjust)
{
int old_height = getHeight();
FWidget::setHeight (h, adjust);
if ( vwin && getHeight() != old_height )
{
FRect geometry = getTermGeometry();
geometry.move(-1,-1);
resizeArea (geometry, getShadow(), vwin);
}
}
//----------------------------------------------------------------------
void FWindow::setSize (int w, int h, bool adjust)
{
int old_width = getWidth();
int old_height = getHeight();
FWidget::setSize (w, h, adjust);
if ( vwin && (getWidth() != old_width || getHeight() != old_height) )
{
FRect geometry = getTermGeometry();
geometry.move(-1,-1);
resizeArea (geometry, getShadow(), vwin);
}
}
//----------------------------------------------------------------------
void FWindow::setGeometry (int x, int y, int w, int h, bool adjust)
{
int old_x = getX();
int old_y = getY();
int old_width = getWidth();
int old_height = getHeight();
if ( y < 1 )
y = 1;
FWidget::setGeometry (x, y, w, h, adjust);
if ( ! vwin )
return;
if ( getWidth() != old_width || getHeight() != old_height )
{
FRect geometry = getTermGeometry();
geometry.move(-1,-1);
resizeArea (geometry, getShadow(), vwin);
}
else
{
if ( getX() != old_x )
vwin->x_offset = getTermX() - 1;
if ( getY() != old_y )
vwin->y_offset = getTermY() - 1;
}
}
//----------------------------------------------------------------------
void FWindow::move (int dx, int dy)
{
FWidget::move (dx,dy);
if ( vwin )
{
vwin->x_offset = getTermX() - 1;
vwin->y_offset = getTermY() - 1;
}
}
//----------------------------------------------------------------------
FWindow* FWindow::getWindowWidgetAt (int x, int y)
{
// returns the window object to the corresponding coordinates
if ( window_list && ! window_list->empty() )
{
widgetList::const_iterator iter, begin;
iter = window_list->end();
begin = window_list->begin();
do
{
--iter;
if ( *iter )
{
FWindow* w = static_cast<FWindow*>(*iter);
if ( ! w->isWindowHidden()
&& w->getTermGeometry().contains(x,y) )
return w;
}
}
while ( iter != begin );
}
return 0;
}
//----------------------------------------------------------------------
void FWindow::addWindow (FWidget* obj)
{
// add the window object obj to the window list
if ( window_list )
window_list->push_back(obj);
processAlwaysOnTop();
}
//----------------------------------------------------------------------
void FWindow::delWindow (FWidget* obj)
{
// delete the window object obj from the window list
if ( ! window_list || window_list->empty() )
return;
widgetList::iterator iter;
iter = window_list->begin();
while ( iter != window_list->end() )
{
if ( (*iter) == obj )
{
window_list->erase (iter);
return;
}
++iter;
}
}
//----------------------------------------------------------------------
FWindow* FWindow::getWindowWidget (FWidget* obj)
{
// returns the window object to the given widget obj
FWidget* p_obj = obj->getParentWidget();
while ( ! obj->isWindowWidget() && p_obj )
{
obj = p_obj;
p_obj = p_obj->getParentWidget();
}
if ( obj->isWindowWidget() )
return static_cast<FWindow*>(obj);
else
return 0;
}
//----------------------------------------------------------------------
int FWindow::getWindowLayer (FWidget* obj)
{
// returns the window layer from the widget obj
widgetList::iterator iter, end;
FWidget* window;
if ( ! window_list )
return -1;
if ( window_list->empty() )
return -1;
if ( ! obj->isWindowWidget() )
{
if ( (window = getWindowWidget(obj)) == 0 )
return -1;
}
else
window = obj;
iter = window_list->begin();
end = window_list->end();
while ( iter != end )
{
if ( *iter == window )
break;
++iter;
}
return int(std::distance(window_list->begin(), iter) + 1);
}
//----------------------------------------------------------------------
void FWindow::swapWindow (FWidget* obj1, FWidget* obj2)
{
// swaps the window layer between obj1 and obj2
widgetList::iterator iter, iter1, iter2, end;
if ( ! window_list )
return;
if ( window_list->empty() )
return;
if ( (obj1->getFlags() & fc::modal) != 0 )
return;
if ( (obj2->getFlags() & fc::modal) != 0 )
return;
iter = window_list->begin();
end = window_list->end();
iter1 = end;
iter2 = end;
while ( iter != end )
{
if ( (*iter) == obj1 )
iter1 = iter;
else if ( (*iter) == obj2 )
iter2 = iter;
++iter;
}
if ( iter1 != end && iter2 != end )
std::swap (iter1, iter2);
}
//----------------------------------------------------------------------
bool FWindow::raiseWindow (FWidget* obj)
{
// raises the window widget obj to the top
widgetList::iterator iter;
if ( ! window_list )
return false;
if ( window_list->empty() )
return false;
if ( ! obj->isWindowWidget() )
return false;
if ( window_list->back() == obj )
return false;
if ( (window_list->back()->getFlags() & fc::modal) != 0
&& ! obj->isMenuWidget() )
return false;
iter = window_list->begin();
while ( iter != window_list->end() )
{
if ( *iter == obj )
{
window_list->erase (iter);
window_list->push_back (obj);
FEvent ev(fc::WindowRaised_Event);
FApplication::sendEvent(obj, &ev);
processAlwaysOnTop();
return true;
}
++iter;
}
return false;
}
//----------------------------------------------------------------------
bool FWindow::lowerWindow (FWidget* obj)
{
// lowers the window widget obj to the bottom
widgetList::iterator iter;
if ( ! window_list )
return false;
if ( window_list->empty() )
return false;
if ( ! obj->isWindowWidget() )
return false;
if ( window_list->front() == obj )
return false;
if ( (obj->getFlags() & fc::modal) != 0 )
return false;
iter = window_list->begin();
while ( iter != window_list->end() )
{
if ( *iter == obj )
{
window_list->erase (iter);
window_list->insert (window_list->begin(), obj);
FEvent ev(fc::WindowLowered_Event);
FApplication::sendEvent(obj, &ev);
return true;
}
++iter;
}
return false;
}
//----------------------------------------------------------------------
bool FWindow::zoomWindow()
{
if ( zoomed )
{
zoomed = false;
FRect oldGeometry = getTermGeometryWithShadow();
setGeometry (normalGeometry);
restoreVTerm (oldGeometry);
redraw();
}
else
{
zoomed = true;
// save the current geometry
normalGeometry = getGeometry();
FRect oldGeometry = getTermGeometryWithShadow();
setGeometry (1, 1, getMaxWidth(), getMaxHeight());
restoreVTerm (oldGeometry);
redraw();
}
return zoomed;
}
//----------------------------------------------------------------------
void FWindow::switchToPrevWindow()
{
// switch to previous window
bool is_activated = activatePrevWindow();
FWindow* active_window = getActiveWindow();
if ( ! is_activated )
{
// no previous window -> looking for another window
if ( window_list && window_list->size() > 1 )
{
widgetList::const_iterator iter, begin;
iter = window_list->end();
begin = window_list->begin();
do
{
--iter;
FWindow* w = static_cast<FWindow*>(*iter);
if ( w
&& w != active_window
&& ! (w->isWindowHidden() || w->isWindowActive())
&& w != static_cast<FWindow*>(getStatusBar())
&& w != static_cast<FWindow*>(getMenuBar()) )
{
setActiveWindow(w);
break;
}
}
while ( iter != begin );
}
}
if ( active_window )
{
FWidget* focus_widget = active_window->getWindowFocusWidget();
if ( ! active_window->isWindowActive() )
setActiveWindow(active_window);
if ( focus_widget )
{
focus_widget->setFocus();
if ( ! focus_widget->isWindowWidget() )
focus_widget->redraw();
}
}
}
//----------------------------------------------------------------------
bool FWindow::activatePrevWindow()
{
// activate the previous window
FWindow* w = previous_window;
if ( w )
{
if ( w->isWindowActive() )
return true;
if ( ! w->isWindowHidden() )
{
setActiveWindow(w);
return true;
}
}
return false;
}
//----------------------------------------------------------------------
void FWindow::setShadowSize (int right, int bottom)
{
int old_right, old_bottom, new_right, new_bottom;
old_right = getShadow().getX();
old_bottom = getShadow().getY();
FWidget::setShadowSize (right, bottom);
new_right = getShadow().getX();
new_bottom = getShadow().getY();
if ( vwin && (new_right != old_right || new_bottom != old_bottom) )
{
FRect geometry = getTermGeometry();
geometry.move(-1,-1);
resizeArea (geometry, getShadow(), vwin);
}
}
// protected methods of FWindow
//----------------------------------------------------------------------
void FWindow::adjustSize()
{
int old_x = getX();
int old_y = getY();
FWidget::adjustSize();
if ( zoomed )
setGeometry (1, 1, getMaxWidth(), getMaxHeight(), false);
else if ( vwin )
{
if ( getX() != old_x )
vwin->x_offset = getTermX() - 1;
if ( getY() != old_y )
vwin->y_offset = getTermY() - 1;
}
}
//----------------------------------------------------------------------
bool FWindow::event (FEvent* ev)
{
switch ( ev->type() )
{
case fc::WindowActive_Event:
onWindowActive (ev);
break;
case fc::WindowInactive_Event:
onWindowInactive (ev);
break;
case fc::WindowRaised_Event:
onWindowRaised (ev);
break;
case fc::WindowLowered_Event:
onWindowLowered (ev);
break;
default:
return FWidget::event(ev);
}
return true;
}
//----------------------------------------------------------------------
void FWindow::onWindowActive (FEvent*)
{ }
//----------------------------------------------------------------------
void FWindow::onWindowInactive (FEvent*)
{ }
//----------------------------------------------------------------------
void FWindow::onWindowRaised (FEvent*)
{ }
//----------------------------------------------------------------------
void FWindow::onWindowLowered (FEvent*)
{ }
// private methods of FWindow
//----------------------------------------------------------------------
void FWindow::deleteFromAlwaysOnTopList (FWidget* obj)
{
// delete the window object obj from the always-on-top list
if ( ! always_on_top_list || always_on_top_list->empty() )
return;
widgetList::iterator iter;
iter = always_on_top_list->begin();
while ( iter != always_on_top_list->end() )
{
if ( *iter == obj )
{
always_on_top_list->erase (iter);
return;
}
++iter;
}
}
//----------------------------------------------------------------------
void FWindow::processAlwaysOnTop()
{
// Raise all always-on-top windows
if ( ! always_on_top_list || always_on_top_list->empty() )
return;
widgetList::iterator iter;
iter = always_on_top_list->begin();
while ( iter != always_on_top_list->end() )
{
delWindow (*iter);
if ( window_list )
window_list->push_back(*iter);
++iter;
}
}