Hmm... so how does "BorderlessMaximizedWindows=true" in kwinrc get acted on?
in Christ, Brian ~ Jesus answered, "I am the way and the truth and the life. No one comes to the Father except through me." - John 14:6 2011/5/27 Martin Gräßlin <mgraess...@kde.org> > > ----- Ursprüngliche Mitteilung ----- > > Let me preface this post by saying that I have very little experience > > programming in c++ and working with KDE development. > > > > I am developing a plasmoid similar to > > > http://kde-apps.org/content/show.php/Yet+Another+Window+Control?content=139916 > . > > Except I am mainly re-purposing it to only work with the active maximized > > window. So if no windows are maximized then the plasmoid is hidden and it > > only operates on the active maximized window. > > > > That part I have covered and is working wonderfully. > > > > The part that I want to get a grasp over is how to hide the titlebar of > > the active maximized window. I know I can add > > "BorderlessMaximizedWindows=true" to the user's kwinrc, but I wish to > > hide the titlebar programatically to avoid messing with the user's > > settings and to also ensure that if the plasmoid is removed that > > maximized windows will behave like they did before the plasmoid was > > added. > There is to my knowledge no way to programatically hide window decorations > except for a legacy motif hint which I am currently considering to drop > support for in KWin. > > Cheers > Martin > > > > I found that you can get and set window flags > > http://doc.qt.nokia/latest/qt.html/#WindowType-enum through the QWidget > > class. The flag I'm specifically wanting to set is > > Qt::FramelessWindowHint. I'm supposed to be able to pass the window id > > of the active window to QWidget's find() function and it will return a > > QWidget object so I can manipulate the window flags. However, it always > > returns 0 (not found). > > > > Here is the function that determines if the window is maximized, sets up > > the plasmoid display, and is supposed to remove the titlebar. Any ideas > > on why QWidget::find() always returns 0 even though the window ID passed > > to it obviously belongs to a valid window? > > > > void MaxWinControl::syncActiveWindow() > > { > > m_syncDelay = false; > > bool applicationActive = false; > > > > foreach (QWidget *widget, QApplication::topLevelWidgets()) { > > if (widget->winId() == m_pendingActiveWindow || > > widget->winId() == > KWindowSystem::activeWindow()) { > > applicationActive = true; > > > > break; > > } > > } > > > > if (applicationActive && m_pendingActiveWindow > 0) { > > m_closeTask->hide(); > > m_maximizeTask->hide(); > > m_minimizeTask->hide(); > > m_currentTaskTitle->hide(); > > m_currentTaskIcon->hide(); > > } else if (m_pendingActiveWindow > 0) { > > m_activeWindow = m_pendingActiveWindow; > > m_lastActiveWindow = m_pendingActiveWindow; > > KWindowInfo info = KWindowSystem::windowInfo(m_activeWindow, > > NET::WMName|NET::WMState); > > > > if (info.state() & NET::Max) { > > QWidget *activeWidget = QWidget::find(m_activeWindow); > > > > /* !! This always evaluates to 0 !! */ > > if (activeWidget) { > > // store the previous flags for this window so we can > restore > > them when the window is unmaximized > > activeWidgetFlags = activeWidget->windowFlags(); > > > > activeWidget->setWindowFlags(Qt::FramelessWindowHint); > > > > activeWidget->show(); > > } > > if (m_showTitle) { > > m_currentTaskTitle->setText(info.name()); > > m_currentTaskTitle->update(); > > > > m_currentTaskTitle->show(); > > } > > > > if (m_showClose) { > > m_closeTask->show(); > > } > > if (m_showMaximize) { > > m_maximizeTask->show(); > > } > > if (m_showMinimize) { > > m_minimizeTask->show(); > > } > > > > if (m_showCurrentTaskIcon) { > > > m_currentTaskIcon->setIcon(KWindowSystem::icon(m_activeWindow, > > KIconLoader::SizeSmallMedium, KIconLoader::SizeSmallMedium)); > > > > m_currentTaskIcon->show(); > > } > > > > m_maximizeTask->setSvg("widgets/configuration-icons", > > "unmaximize"); } > > else { > > m_closeTask->hide(); > > m_maximizeTask->hide(); > > m_minimizeTask->hide(); > > m_currentTaskTitle->hide(); > > m_currentTaskIcon->hide(); > > } > > } > > > > m_pendingActiveWindow = 0; > > } > > > > > > in Christ, > > Brian > > > > ~ Jesus answered, "I am the way and the truth and the life. No one comes > > to the Father except through me." - John 14:6 > > > >> Visit http://mail.kde.org/mailman/listinfo/kde-devel#unsub to > unsubscribe << >
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