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Diffstat (limited to 'svtools/source/brwbox/editbrowsebox.cxx')
| -rw-r--r-- | svtools/source/brwbox/editbrowsebox.cxx | 1284 |
1 files changed, 1284 insertions, 0 deletions
diff --git a/svtools/source/brwbox/editbrowsebox.cxx b/svtools/source/brwbox/editbrowsebox.cxx new file mode 100644 index 000000000..8cadf4748 --- /dev/null +++ b/svtools/source/brwbox/editbrowsebox.cxx @@ -0,0 +1,1284 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <svtools/editbrowsebox.hxx> + +#include <tools/debug.hxx> +#include <vcl/image.hxx> +#include <vcl/settings.hxx> +#include <vcl/window.hxx> +#include <vcl/svapp.hxx> + +#include <bitmaps.hlst> + +#include <algorithm> +#include "editbrowseboximpl.hxx" +#include <com/sun/star/accessibility/AccessibleEventId.hpp> + + +namespace svt +{ + + namespace + { + + GetFocusFlags getRealGetFocusFlags( vcl::Window* _pWindow ) + { + GetFocusFlags nFlags = GetFocusFlags::NONE; + while ( _pWindow && nFlags == GetFocusFlags::NONE ) + { + nFlags = _pWindow->GetGetFocusFlags( ); + _pWindow = _pWindow->GetParent(); + } + return nFlags; + } + } + + using namespace ::com::sun::star::uno; + using namespace com::sun::star::accessibility::AccessibleEventId; + + + IEditImplementation::~IEditImplementation() + { + } + + //= EditBrowserHeader + + void EditBrowserHeader::DoubleClick() + { + sal_uInt16 nColId = GetCurItemId(); + if (nColId) + { + sal_uInt32 nAutoWidth = static_cast<EditBrowseBox*>(GetParent())->GetAutoColumnWidth(nColId); + if (nAutoWidth != static_cast<EditBrowseBox*>(GetParent())->GetColumnWidth(nColId)) + { + static_cast<EditBrowseBox*>(GetParent())->SetColumnWidth(nColId, nAutoWidth); + static_cast<EditBrowseBox*>(GetParent())->ColumnResized(nColId); + } + } + } + + //= EditBrowseBox + + void EditBrowseBox::BrowserMouseEventPtr::Clear() + { + pEvent.reset(); + } + + void EditBrowseBox::BrowserMouseEventPtr::Set(const BrowserMouseEvent* pEvt, bool bIsDown) + { + if (pEvt == pEvent.get()) + { + bDown = bIsDown; + return; + } + pEvent.reset(); + if (pEvt) + { + pEvent.reset(new BrowserMouseEvent(pEvt->GetWindow(), + *pEvt, + pEvt->GetRow(), + pEvt->GetColumn(), + pEvt->GetColumnId(), + pEvt->GetRect())); + bDown = bIsDown; + } + } + + EditBrowseBox::EditBrowseBox( vcl::Window* pParent, EditBrowseBoxFlags nBrowserFlags, WinBits nBits, BrowserMode _nMode ) + :BrowseBox( pParent, nBits, _nMode ) + ,nStartEvent(nullptr) + ,nEndEvent(nullptr) + ,nCellModifiedEvent(nullptr) + ,m_pFocusWhileRequest(nullptr) + ,nPaintRow(-1) + ,nEditRow(-1) + ,nEditCol(0) + ,bHasFocus(false) + ,bPaintStatus(true) + ,bActiveBeforeTracking( false ) + ,m_nBrowserFlags(nBrowserFlags) + ,pHeader(nullptr) + { + m_aImpl.reset(new EditBrowseBoxImpl); + + SetCompoundControl(true); + + ImplInitSettings(true, true, true); + + pCheckBoxPaint = VclPtr<CheckBoxControl>::Create(&GetDataWindow()); + pCheckBoxPaint->SetPaintTransparent( true ); + pCheckBoxPaint->SetBackground(); + } + + void EditBrowseBox::Init() + { + // late construction + } + + EditBrowseBox::~EditBrowseBox() + { + disposeOnce(); + } + + void EditBrowseBox::dispose() + { + if (nStartEvent) + Application::RemoveUserEvent(nStartEvent); + if (nEndEvent) + Application::RemoveUserEvent(nEndEvent); + if (nCellModifiedEvent) + Application::RemoveUserEvent(nCellModifiedEvent); + + pCheckBoxPaint.disposeAndClear(); + m_pFocusWhileRequest.clear(); + pHeader.clear(); + BrowseBox::dispose(); + } + + + void EditBrowseBox::RemoveRows() + { + BrowseBox::Clear(); + nEditRow = nPaintRow = -1; + nEditCol = 0; + } + + VclPtr<BrowserHeader> EditBrowseBox::CreateHeaderBar(BrowseBox* pParent) + { + pHeader = imp_CreateHeaderBar(pParent); + if (!IsUpdateMode()) + pHeader->SetUpdateMode(false); + return pHeader; + } + + VclPtr<BrowserHeader> EditBrowseBox::imp_CreateHeaderBar(BrowseBox* pParent) + { + return VclPtr<EditBrowserHeader>::Create(pParent); + } + + void EditBrowseBox::LoseFocus() + { + BrowseBox::LoseFocus(); + DetermineFocus(); + } + + void EditBrowseBox::GetFocus() + { + BrowseBox::GetFocus(); + + // This should handle the case that the BrowseBox (or one of its children) + // gets the focus from outside by pressing Tab + if (IsEditing() && Controller()->GetWindow().IsVisible()) + Controller()->GetWindow().GrabFocus(); + + DetermineFocus(getRealGetFocusFlags(this)); + } + + bool EditBrowseBox::SeekRow(sal_Int32 nRow) + { + nPaintRow = nRow; + return true; + } + + IMPL_LINK_NOARG(EditBrowseBox, StartEditHdl, void*, void) + { + nStartEvent = nullptr; + if (IsEditing()) + { + EnableAndShow(); + if (!ControlHasFocus() && (m_pFocusWhileRequest.get() == Application::GetFocusWindow())) + aController->GetWindow().GrabFocus(); + } + } + + void EditBrowseBox::PaintField( vcl::RenderContext& rDev, const tools::Rectangle& rRect, + sal_uInt16 nColumnId ) const + { + if (nColumnId == HandleColumnId) + { + if (bPaintStatus) + PaintStatusCell(rDev, rRect); + } + else + { + // don't paint the current cell + if (rDev.GetOwnerWindow() == &GetDataWindow()) + // but only if we're painting onto our data win (which is the usual painting) + if (nPaintRow == nEditRow) + { + if (IsEditing() && nEditCol == nColumnId && aController->GetWindow().IsVisible()) + return; + } + PaintCell(rDev, rRect, nColumnId); + } + } + + Image EditBrowseBox::GetImage(RowStatus eStatus) const + { + BitmapEx aBitmap; + bool bNeedMirror = IsRTLEnabled(); + switch (eStatus) + { + case CURRENT: + aBitmap = BitmapEx(BMP_CURRENT); + break; + case CURRENTNEW: + aBitmap = BitmapEx(BMP_CURRENTNEW); + break; + case MODIFIED: + aBitmap = BitmapEx(BMP_MODIFIED); + bNeedMirror = false; // the pen is not mirrored + break; + case NEW: + aBitmap = BitmapEx(BMP_NEW); + break; + case DELETED: + aBitmap = BitmapEx(BMP_DELETED); + break; + case PRIMARYKEY: + aBitmap = BitmapEx(BMP_PRIMARYKEY); + break; + case CURRENT_PRIMARYKEY: + aBitmap = BitmapEx(BMP_CURRENT_PRIMARYKEY); + break; + case FILTER: + aBitmap = BitmapEx(BMP_FILTER); + break; + case HEADERFOOTER: + aBitmap = BitmapEx(BMP_HEADERFOOTER); + break; + case CLEAN: + break; + } + if ( bNeedMirror ) + { + aBitmap.Mirror( BmpMirrorFlags::Horizontal ); + } + return Image(aBitmap); + } + + void EditBrowseBox::PaintStatusCell(OutputDevice& rDev, const tools::Rectangle& rRect) const + { + if (nPaintRow < 0) + return; + + RowStatus eStatus = GetRowStatus( nPaintRow ); + EditBrowseBoxFlags nBrowserFlags = GetBrowserFlags(); + + if (nBrowserFlags & EditBrowseBoxFlags::NO_HANDLE_COLUMN_CONTENT) + return; + + // draw the text of the header column + if (nBrowserFlags & EditBrowseBoxFlags::HANDLE_COLUMN_TEXT ) + { + rDev.DrawText( rRect, GetCellText( nPaintRow, 0 ), + DrawTextFlags::Center | DrawTextFlags::VCenter | DrawTextFlags::Clip ); + } + // draw an image + else if (eStatus != CLEAN && rDev.GetOutDevType() == OUTDEV_WINDOW) + { + Image aImage(GetImage(eStatus)); + // calc the image position + Size aImageSize(aImage.GetSizePixel()); + aImageSize.setWidth( CalcZoom(aImageSize.Width()) ); + aImageSize.setHeight( CalcZoom(aImageSize.Height()) ); + Point aPos( rRect.TopLeft() ); + + if ( ( aImageSize.Width() > rRect.GetWidth() ) || ( aImageSize.Height() > rRect.GetHeight() ) ) + rDev.SetClipRegion(vcl::Region(rRect)); + + if ( aImageSize.Width() < rRect.GetWidth() ) + aPos.AdjustX(( rRect.GetWidth() - aImageSize.Width() ) / 2 ); + + if ( aImageSize.Height() < rRect.GetHeight() ) + aPos.AdjustY(( rRect.GetHeight() - aImageSize.Height() ) / 2 ); + + if ( IsZoom() ) + rDev.DrawImage( aPos, aImageSize, aImage ); + else + rDev.DrawImage( aPos, aImage ); + + if (rDev.IsClipRegion()) + rDev.SetClipRegion(); + } + } + + + void EditBrowseBox::ImplStartTracking() + { + bActiveBeforeTracking = IsEditing(); + if ( bActiveBeforeTracking ) + { + DeactivateCell(); + PaintImmediately(); + } + + BrowseBox::ImplStartTracking(); + } + + + void EditBrowseBox::ImplEndTracking() + { + if ( bActiveBeforeTracking ) + ActivateCell(); + bActiveBeforeTracking = false; + + BrowseBox::ImplEndTracking(); + } + + + void EditBrowseBox::RowHeightChanged() + { + if ( IsEditing() ) + { + tools::Rectangle aRect( GetCellRect( nEditRow, nEditCol, false ) ); + CellControllerRef aCellController( Controller() ); + ResizeController( aCellController, aRect ); + aCellController->GetWindow().GrabFocus(); + } + + BrowseBox::RowHeightChanged(); + } + + + EditBrowseBox::RowStatus EditBrowseBox::GetRowStatus(sal_Int32) const + { + return CLEAN; + } + + + void EditBrowseBox::KeyInput( const KeyEvent& rEvt ) + { + sal_uInt16 nCode = rEvt.GetKeyCode().GetCode(); + bool bShift = rEvt.GetKeyCode().IsShift(); + bool bCtrl = rEvt.GetKeyCode().IsMod1(); + + switch (nCode) + { + case KEY_RETURN: + if (!bCtrl && !bShift && IsTabAllowed(true)) + { + Dispatch(BROWSER_CURSORRIGHT); + } + else + BrowseBox::KeyInput(rEvt); + return; + case KEY_TAB: + if (!bCtrl && !bShift) + { + if (IsTabAllowed(true)) + Dispatch(BROWSER_CURSORRIGHT); + else + // do NOT call BrowseBox::KeyInput : this would handle the tab, but we already now + // that tab isn't allowed here. So give the Control class a chance + Control::KeyInput(rEvt); + return; + } + else if (!bCtrl && bShift) + { + if (IsTabAllowed(false)) + Dispatch(BROWSER_CURSORLEFT); + else + // do NOT call BrowseBox::KeyInput : this would handle the tab, but we already now + // that tab isn't allowed here. So give the Control class a chance + Control::KeyInput(rEvt); + return; + } + [[fallthrough]]; + default: + BrowseBox::KeyInput(rEvt); + } + } + + void EditBrowseBox::ChildFocusIn() + { + DetermineFocus(getRealGetFocusFlags(this)); + } + + void EditBrowseBox::ChildFocusOut() + { + DetermineFocus(); + } + + void EditBrowseBox::MouseButtonDown(const BrowserMouseEvent& rEvt) + { + // absorb double clicks + if (rEvt.GetClicks() > 1 && rEvt.GetRow() >= 0) + return; + + // we are about to leave the current cell. If there is a "this cell has been modified" notification + // pending (asynchronously), this may be deadly -> do it synchronously + if ( nCellModifiedEvent ) + { + Application::RemoveUserEvent( nCellModifiedEvent ); + nCellModifiedEvent = nullptr; + LINK( this, EditBrowseBox, CellModifiedHdl ).Call( nullptr ); + } + + if (rEvt.GetColumnId() == HandleColumnId) + { // it was the handle column. save the current cell content if necessary + // (clicking on the handle column results in selecting the current row) + if (IsEditing() && aController->IsValueChangedFromSaved()) + SaveModified(); + } + + aMouseEvent.Set(&rEvt,true); + BrowseBox::MouseButtonDown(rEvt); + aMouseEvent.Clear(); + + if (m_nBrowserFlags & EditBrowseBoxFlags::ACTIVATE_ON_BUTTONDOWN) + { + // the base class does not travel upon MouseButtonDown, but implActivateCellOnMouseEvent assumes we traveled ... + GoToRowColumnId( rEvt.GetRow(), rEvt.GetColumnId() ); + if (rEvt.GetRow() >= 0) + implActivateCellOnMouseEvent(rEvt, false); + } + } + + void EditBrowseBox::MouseButtonUp( const BrowserMouseEvent& rEvt ) + { + // absorb double clicks + if (rEvt.GetClicks() > 1 && rEvt.GetRow() >= 0) + return; + + aMouseEvent.Set(&rEvt,false); + BrowseBox::MouseButtonUp(rEvt); + aMouseEvent.Clear(); + + if (!(m_nBrowserFlags & EditBrowseBoxFlags::ACTIVATE_ON_BUTTONDOWN)) + if (rEvt.GetRow() >= 0) + implActivateCellOnMouseEvent(rEvt, true); + } + + bool EditBrowseBox::ControlHasFocus() const + { + Window* pControlWindow = aController ? &aController->GetWindow() : nullptr; + if (ControlBase* pControlBase = dynamic_cast<ControlBase*>(pControlWindow)) + return pControlBase->ControlHasFocus(); + return pControlWindow && pControlWindow->HasChildPathFocus(); + } + + void EditBrowseBox::implActivateCellOnMouseEvent(const BrowserMouseEvent& _rEvt, bool _bUp) + { + if (!IsEditing()) + ActivateCell(); + else if (IsEditing() && !aController->GetWindow().IsEnabled()) + DeactivateCell(); + else if (IsEditing() && !ControlHasFocus()) + AsynchGetFocus(); + + if (!IsEditing() || !aController->GetWindow().IsEnabled()) + return; + + // forwards the event to the control + aController->ActivatingMouseEvent(_rEvt, _bUp); + } + + void EditBrowseBox::Dispatch( sal_uInt16 _nId ) + { + if ( _nId == BROWSER_ENHANCESELECTION ) + { // this is a workaround for the bug in the base class: + // if the row selection is to be extended (which is what BROWSER_ENHANCESELECTION tells us) + // then the base class does not revert any column selections, while, for doing a "simple" + // selection (BROWSER_SELECT), it does. In fact, it does not only revert the col selection then, + // but also any current row selections. + // This clearly tells me that the both ids are for row selection only - there this behaviour does + // make sense. + // But here, where we have column selection, too, we take care of this ourself. + if ( GetSelectColumnCount( ) ) + { + while ( GetSelectColumnCount( ) ) + SelectColumnPos( + sal::static_int_cast< sal_uInt16 >(FirstSelectedColumn()), + false ); + Select(); + } + } + BrowseBox::Dispatch( _nId ); + } + + bool EditBrowseBox::ProcessKey(const KeyEvent& rKeyEvent) + { + sal_uInt16 nCode = rKeyEvent.GetKeyCode().GetCode(); + bool bShift = rKeyEvent.GetKeyCode().IsShift(); + bool bCtrl = rKeyEvent.GetKeyCode().IsMod1(); + bool bAlt = rKeyEvent.GetKeyCode().IsMod2(); + bool bLocalSelect = false; + bool bNonEditOnly = false; + sal_uInt16 nId = BROWSER_NONE; + + if (!bAlt && !bCtrl && !bShift ) + switch ( nCode ) + { + case KEY_DOWN: nId = BROWSER_CURSORDOWN; break; + case KEY_UP: nId = BROWSER_CURSORUP; break; + case KEY_PAGEDOWN: nId = BROWSER_CURSORPAGEDOWN; break; + case KEY_PAGEUP: nId = BROWSER_CURSORPAGEUP; break; + case KEY_HOME: nId = BROWSER_CURSORHOME; break; + case KEY_END: nId = BROWSER_CURSOREND; break; + + case KEY_TAB: + // ask if traveling to the next cell is allowed + if (IsTabAllowed(true)) + nId = BROWSER_CURSORRIGHT; + break; + + case KEY_RETURN: + // save the cell content (if necessary) + if (IsEditing() && aController->IsValueChangedFromSaved() && !SaveModified()) + { + // maybe we're not visible ... + EnableAndShow(); + aController->GetWindow().GrabFocus(); + return true; + } + // ask if traveling to the next cell is allowed + if (IsTabAllowed(true)) + nId = BROWSER_CURSORRIGHT; + + break; + case KEY_RIGHT: nId = BROWSER_CURSORRIGHT; break; + case KEY_LEFT: nId = BROWSER_CURSORLEFT; break; + case KEY_SPACE: nId = BROWSER_SELECT; bNonEditOnly = bLocalSelect = true; break; + } + + if ( !bAlt && !bCtrl && bShift ) + switch ( nCode ) + { + case KEY_DOWN: nId = BROWSER_SELECTDOWN; bLocalSelect = true; break; + case KEY_UP: nId = BROWSER_SELECTUP; bLocalSelect = true; break; + case KEY_HOME: nId = BROWSER_SELECTHOME; bLocalSelect = true; break; + case KEY_END: nId = BROWSER_SELECTEND; bLocalSelect = true; break; + case KEY_TAB: + if (IsTabAllowed(false)) + nId = BROWSER_CURSORLEFT; + break; + } + + if ( !bAlt && bCtrl && bShift ) + switch ( nCode ) + { + case KEY_SPACE: nId = BROWSER_SELECTCOLUMN; bLocalSelect = true; break; + } + + + if ( !bAlt && bCtrl && !bShift ) + switch ( nCode ) + { + case KEY_DOWN: nId = BROWSER_SCROLLUP; break; + case KEY_UP: nId = BROWSER_SCROLLDOWN; break; + case KEY_PAGEDOWN: nId = BROWSER_CURSORENDOFFILE; break; + case KEY_PAGEUP: nId = BROWSER_CURSORTOPOFFILE; break; + case KEY_HOME: nId = BROWSER_CURSORTOPOFSCREEN; break; + case KEY_END: nId = BROWSER_CURSORENDOFSCREEN; break; + case KEY_SPACE: nId = BROWSER_ENHANCESELECTION; bLocalSelect = true; break; + } + + + if ( ( nId != BROWSER_NONE ) + && ( !IsEditing() + || ( !bNonEditOnly + && aController->MoveAllowed(rKeyEvent) + ) + ) + ) + { + if (nId == BROWSER_SELECT || BROWSER_SELECTCOLUMN == nId ) + { + // save the cell content (if necessary) + if (IsEditing() && aController->IsValueChangedFromSaved() && !SaveModified()) + { + // maybe we're not visible ... + EnableAndShow(); + aController->GetWindow().GrabFocus(); + return true; + } + } + + Dispatch(nId); + + if (bLocalSelect && (GetSelectRowCount() || GetSelection() != nullptr)) + DeactivateCell(); + return true; + } + return false; + } + + bool EditBrowseBox::PreNotify(NotifyEvent& rEvt) + { + if (rEvt.GetType() == MouseNotifyEvent::KEYINPUT) + { + if ( (IsEditing() && ControlHasFocus()) + || rEvt.GetWindow() == &GetDataWindow() + || (!IsEditing() && HasChildPathFocus()) + ) + { + if (ProcessKey(*rEvt.GetKeyEvent())) + return true; + } + } + return BrowseBox::PreNotify(rEvt); + } + + bool EditBrowseBox::IsTabAllowed(bool) const + { + return true; + } + + + bool EditBrowseBox::EventNotify(NotifyEvent& rEvt) + { + switch (rEvt.GetType()) + { + case MouseNotifyEvent::GETFOCUS: + DetermineFocus(getRealGetFocusFlags(this)); + break; + + case MouseNotifyEvent::LOSEFOCUS: + DetermineFocus(); + break; + + default: + break; + } + return BrowseBox::EventNotify(rEvt); + } + + + void EditBrowseBox::StateChanged( StateChangedType nType ) + { + BrowseBox::StateChanged( nType ); + + bool bNeedCellReActivation = false; + if ( nType == StateChangedType::Mirroring ) + { + bNeedCellReActivation = true; + } + else if ( nType == StateChangedType::Zoom ) + { + ImplInitSettings( true, false, false ); + bNeedCellReActivation = true; + } + else if ( nType == StateChangedType::ControlFont ) + { + ImplInitSettings( true, false, false ); + Invalidate(); + } + else if ( nType == StateChangedType::ControlForeground ) + { + ImplInitSettings( false, true, false ); + Invalidate(); + } + else if ( nType == StateChangedType::ControlBackground ) + { + ImplInitSettings( false, false, true ); + Invalidate(); + } + else if (nType == StateChangedType::Style) + { + WinBits nStyle = GetStyle(); + if (!(nStyle & WB_NOTABSTOP) ) + nStyle |= WB_TABSTOP; + + SetStyle(nStyle); + } + if ( bNeedCellReActivation ) + { + if ( IsEditing() ) + { + DeactivateCell(); + ActivateCell(); + } + } + } + + + void EditBrowseBox::DataChanged( const DataChangedEvent& rDCEvt ) + { + BrowseBox::DataChanged( rDCEvt ); + + if ((( rDCEvt.GetType() == DataChangedEventType::SETTINGS ) || + ( rDCEvt.GetType() == DataChangedEventType::DISPLAY )) && + ( rDCEvt.GetFlags() & AllSettingsFlags::STYLE )) + { + ImplInitSettings( true, true, true ); + Invalidate(); + } + } + + void EditBrowseBox::ImplInitSettings( bool bFont, bool bForeground, bool bBackground ) + { + const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings(); + + if (bFont) + { + vcl::Font aFont = rStyleSettings.GetFieldFont(); + if (IsControlFont()) + { + GetDataWindow().SetControlFont(GetControlFont()); + aFont.Merge(GetControlFont()); + } + else + GetDataWindow().SetControlFont(); + + GetDataWindow().SetZoomedPointFont(*GetDataWindow().GetOutDev(), aFont); + } + + if (bFont || bForeground) + { + Color aTextColor = rStyleSettings.GetFieldTextColor(); + if (IsControlForeground()) + { + aTextColor = GetControlForeground(); + GetDataWindow().SetControlForeground(aTextColor); + } + else + GetDataWindow().SetControlForeground(); + + GetDataWindow().SetTextColor( aTextColor ); + } + + if (!bBackground) // FIXME: Outside of Paint Hierarchy + return; + + if (GetDataWindow().IsControlBackground()) + { + GetDataWindow().SetControlBackground(GetControlBackground()); + GetDataWindow().SetBackground(GetDataWindow().GetControlBackground()); + GetDataWindow().GetOutDev()->SetFillColor(GetDataWindow().GetControlBackground()); + } + else + { + GetDataWindow().SetControlBackground(); + GetDataWindow().SetBackground(rStyleSettings.GetFieldColor()); + GetDataWindow().GetOutDev()->SetFillColor(rStyleSettings.GetFieldColor()); + } + } + + + bool EditBrowseBox::IsCursorMoveAllowed(sal_Int32 nNewRow, sal_uInt16 nNewColId) const + { + sal_uInt16 nInfo = 0; + + if (GetSelectColumnCount() || (aMouseEvent.Is() && aMouseEvent->GetRow() < 0)) + nInfo |= COLSELECT; + if ((GetSelection() != nullptr && GetSelectRowCount()) || + (aMouseEvent.Is() && aMouseEvent->GetColumnId() == HandleColumnId)) + nInfo |= ROWSELECT; + if (!nInfo && nNewRow != nEditRow) + nInfo |= ROWCHANGE; + if (!nInfo && nNewColId != nEditCol) + nInfo |= COLCHANGE; + + if (nInfo == 0) // nothing happened + return true; + + // save the cell content + if (IsEditing() && aController->IsValueChangedFromSaved() && !const_cast<EditBrowseBox *>(this)->SaveModified()) + { + // maybe we're not visible ... + EnableAndShow(); + aController->GetWindow().GrabFocus(); + return false; + } + + EditBrowseBox * pTHIS = const_cast<EditBrowseBox *> (this); + + // save the cell content if + // a) a selection is being made + // b) the row is changing + if (IsModified() && (nInfo & (ROWCHANGE | COLSELECT | ROWSELECT)) && + !pTHIS->SaveRow()) + { + if (nInfo & COLSELECT || + nInfo & ROWSELECT) + { + // cancel selected + pTHIS->SetNoSelection(); + } + + if (IsEditing()) + { + if (!Controller()->GetWindow().IsVisible()) + { + EnableAndShow(); + } + aController->GetWindow().GrabFocus(); + } + return false; + } + + if (nNewRow != nEditRow) + { + vcl::Window& rWindow = GetDataWindow(); + if ((nEditRow >= 0) && !(GetBrowserFlags() & EditBrowseBoxFlags::NO_HANDLE_COLUMN_CONTENT)) + { + tools::Rectangle aRect = GetFieldRectPixel(nEditRow, 0, false ); + // status cell should be painted if and only if text is displayed + pTHIS->bPaintStatus = ( GetBrowserFlags() & EditBrowseBoxFlags::HANDLE_COLUMN_TEXT ) == EditBrowseBoxFlags::HANDLE_COLUMN_TEXT; + rWindow.Invalidate(aRect); + pTHIS->bPaintStatus = true; + } + + // don't paint during row change + rWindow.EnablePaint(false); + + // the last veto chance for derived classes + if (!pTHIS->CursorMoving(nNewRow, nNewColId)) + { + pTHIS->InvalidateStatusCell(nEditRow); + rWindow.EnablePaint(true); + return false; + } + else + { + rWindow.EnablePaint(true); + return true; + } + } + else + return pTHIS->CursorMoving(nNewRow, nNewColId); + } + + + void EditBrowseBox::ColumnMoved(sal_uInt16 nId) + { + BrowseBox::ColumnMoved(nId); + if (IsEditing()) + { + tools::Rectangle aRect( GetCellRect(nEditRow, nEditCol, false)); + CellControllerRef aControllerRef = Controller(); + ResizeController(aControllerRef, aRect); + Controller()->GetWindow().GrabFocus(); + } + } + + + bool EditBrowseBox::SaveRow() + { + return true; + } + + + bool EditBrowseBox::CursorMoving(sal_Int32, sal_uInt16) + { + DeactivateCell(false); + return true; + } + + + void EditBrowseBox::CursorMoved() + { + sal_Int32 nNewRow = GetCurRow(); + if (nEditRow != nNewRow) + { + if (!(GetBrowserFlags() & EditBrowseBoxFlags::NO_HANDLE_COLUMN_CONTENT)) + InvalidateStatusCell(nNewRow); + nEditRow = nNewRow; + } + ActivateCell(); + GetDataWindow().EnablePaint(true); + // should not be called here because the descant event is not needed here + //BrowseBox::CursorMoved(); + } + + + void EditBrowseBox::EndScroll() + { + if (IsEditing()) + { + tools::Rectangle aRect = GetCellRect(nEditRow, nEditCol, false); + ResizeController(aController,aRect); + AsynchGetFocus(); + } + BrowseBox::EndScroll(); + } + + + void EditBrowseBox::ActivateCell(sal_Int32 nRow, sal_uInt16 nCol, bool bCellFocus) + { + if (IsEditing()) + return; + + nEditCol = nCol; + + if ((GetSelectRowCount() && GetSelection() != nullptr) || GetSelectColumnCount() || + (aMouseEvent.Is() && (aMouseEvent.IsDown() || aMouseEvent->GetClicks() > 1))) // nothing happens on MouseDown + { + return; + } + + if (nEditRow < 0 || nEditCol <= HandleColumnId) + return; + + aController = GetController(nRow, nCol); + if (aController.is()) + { + tools::Rectangle aRect( GetCellRect(nEditRow, nEditCol, false)); + ResizeController(aController, aRect); + + InitController(aController, nEditRow, nEditCol); + + aController->SaveValue(); + aController->SetModifyHdl(LINK(this,EditBrowseBox,ModifyHdl)); + EnableAndShow(); + + if ( isAccessibleAlive() ) + implCreateActiveAccessible(); + + // activate the cell only of the browser has the focus + if ( bHasFocus && bCellFocus ) + AsynchGetFocus(); + } + else + { + // no controller -> we have a new "active descendant" + if ( isAccessibleAlive() && HasFocus() ) + { + commitTableEvent( + ACTIVE_DESCENDANT_CHANGED, + Any( CreateAccessibleCell( nRow, GetColumnPos( nCol -1) ) ), + Any() + ); + } + } + } + + + void EditBrowseBox::DeactivateCell(bool bUpdate) + { + if (!IsEditing()) + return; + + if ( isAccessibleAlive() ) + { + commitBrowseBoxEvent( CHILD, Any(), Any( m_aImpl->m_xActiveCell ) ); + m_aImpl->clearActiveCell(); + } + + aOldController = aController; + aController.clear(); + + // reset the modify handler + aOldController->SetModifyHdl(Link<LinkParamNone*,void>()); + + if (bHasFocus) + GrabFocus(); // ensure that we have (and keep) the focus + + aOldController->suspend(); + + // update if requested + if (bUpdate) + PaintImmediately(); + + // release the controller (asynchronously) + if (nEndEvent) + Application::RemoveUserEvent(nEndEvent); + nEndEvent = Application::PostUserEvent(LINK(this,EditBrowseBox,EndEditHdl), nullptr, true); + } + + + tools::Rectangle EditBrowseBox::GetCellRect(sal_Int32 nRow, sal_uInt16 nColId, bool bRel) const + { + tools::Rectangle aRect( GetFieldRectPixel(nRow, nColId, bRel)); + if ((GetMode() & BrowserMode::CURSOR_WO_FOCUS) == BrowserMode::CURSOR_WO_FOCUS) + { + aRect.AdjustTop(1 ); + aRect.AdjustBottom( -1 ); + } + return aRect; + } + + + IMPL_LINK_NOARG(EditBrowseBox, EndEditHdl, void*, void) + { + nEndEvent = nullptr; + + aOldController = CellControllerRef(); + } + + + IMPL_LINK_NOARG(EditBrowseBox, ModifyHdl, LinkParamNone*, void) + { + if (nCellModifiedEvent) + Application::RemoveUserEvent(nCellModifiedEvent); + nCellModifiedEvent = Application::PostUserEvent(LINK(this,EditBrowseBox,CellModifiedHdl), nullptr, true); + } + + + IMPL_LINK_NOARG(EditBrowseBox, CellModifiedHdl, void*, void) + { + nCellModifiedEvent = nullptr; + CellModified(); + } + + void EditBrowseBox::ColumnResized( sal_uInt16 ) + { + if (IsEditing()) + { + tools::Rectangle aRect( GetCellRect(nEditRow, nEditCol, false)); + CellControllerRef aControllerRef = Controller(); + ResizeController(aControllerRef, aRect); + // don't grab focus if Field Properties panel is being + // resized by split pane drag resizing + if (Application::IsUICaptured()) + return; + Controller()->GetWindow().GrabFocus(); + } + } + + sal_uInt16 EditBrowseBox::AppendColumn(const OUString& rName, sal_uInt16 nWidth, sal_uInt16 nPos, sal_uInt16 nId) + { + if (nId == BROWSER_INVALIDID) + { + // look for the next free id + for (nId = ColCount(); nId > 0 && GetColumnPos(nId) != BROWSER_INVALIDID; nId--) + ; + + if (!nId) + { + // if there is no handle column + // increment the id + if ( ColCount() == 0 || GetColumnId(0) != HandleColumnId ) + nId = ColCount() + 1; + } + } + + DBG_ASSERT(nId, "EditBrowseBox::AppendColumn: invalid id!"); + + tools::Long w = nWidth; + if (!w) + w = GetDefaultColumnWidth(rName); + + InsertDataColumn(nId, rName, w, (HeaderBarItemBits::CENTER | HeaderBarItemBits::CLICKABLE), nPos); + return nId; + } + + void EditBrowseBox::Resize() + { + BrowseBox::Resize(); + + // if the window is smaller than "title line height" + "control area", + // do nothing + if (GetOutputSizePixel().Height() < + (GetControlArea().GetHeight() + GetDataWindow().GetPosPixel().Y())) + return; + + // the size of the control area + Point aPoint(GetControlArea().TopLeft()); + sal_uInt16 nX = static_cast<sal_uInt16>(aPoint.X()); + + ArrangeControls(nX, static_cast<sal_uInt16>(aPoint.Y())); + + if (!nX) + nX = USHRT_MAX; + + bool bChanged = ReserveControlArea(nX); + + //tdf#97731 if the reserved area changed size, give the controls a + //chance to adapt to the new size + if (bChanged) + { + nX = static_cast<sal_uInt16>(aPoint.X()); + ArrangeControls(nX, static_cast<sal_uInt16>(aPoint.Y())); + } + } + + void EditBrowseBox::ArrangeControls(sal_uInt16&, sal_uInt16) + { + } + + CellController* EditBrowseBox::GetController(sal_Int32, sal_uInt16) + { + return nullptr; + } + + void EditBrowseBox::ResizeController(CellControllerRef const & rController, const tools::Rectangle& rRect) + { + Point aPoint(rRect.TopLeft()); + Size aSize(rRect.GetSize()); + Control& rControl = rController->GetWindow(); + auto nMinHeight = rControl.get_preferred_size().Height(); + if (nMinHeight > aSize.Height()) + { + auto nOffset = (nMinHeight - aSize.Height()) / 2; + aPoint.AdjustY(-nOffset); + aSize.setHeight(nMinHeight); + } + rControl.SetPosSizePixel(aPoint, aSize); + } + + void EditBrowseBox::InitController(CellControllerRef&, sal_Int32, sal_uInt16) + { + } + + + void EditBrowseBox::CellModified() + { + } + + + bool EditBrowseBox::SaveModified() + { + return true; + } + + + void EditBrowseBox::DoubleClick(const BrowserMouseEvent& rEvt) + { + // when double clicking on the column, the optimum size will be calculated + sal_uInt16 nColId = rEvt.GetColumnId(); + if (nColId != HandleColumnId) + SetColumnWidth(nColId, GetAutoColumnWidth(nColId)); + } + + + sal_uInt32 EditBrowseBox::GetAutoColumnWidth(sal_uInt16 nColId) + { + sal_uInt32 nCurColWidth = GetColumnWidth(nColId); + sal_uInt32 nMinColWidth = CalcZoom(20); // minimum + sal_uInt32 nNewColWidth = nMinColWidth; + sal_Int32 nMaxRows = std::min(sal_Int32(GetVisibleRows()), GetRowCount()); + sal_Int32 nLastVisRow = GetTopRow() + nMaxRows - 1; + + if (GetTopRow() <= nLastVisRow) // calc the column with using the cell contents + { + for (tools::Long i = GetTopRow(); i <= nLastVisRow; ++i) + nNewColWidth = std::max(nNewColWidth,GetTotalCellWidth(i,nColId) + 12); + + if (nNewColWidth == nCurColWidth) // size has not changed + nNewColWidth = GetDefaultColumnWidth(GetColumnTitle(nColId)); + } + else + nNewColWidth = GetDefaultColumnWidth(GetColumnTitle(nColId)); + return nNewColWidth; + } + + sal_uInt32 EditBrowseBox::GetTotalCellWidth(sal_Int32, sal_uInt16) + { + return 0; + } + + void EditBrowseBox::InvalidateHandleColumn() + { + tools::Rectangle aHdlFieldRect( GetFieldRectPixel( 0, 0 )); + tools::Rectangle aInvalidRect( Point(0,0), GetOutputSizePixel() ); + aInvalidRect.SetRight( aHdlFieldRect.Right() ); + Invalidate( aInvalidRect ); + } + + void EditBrowseBox::PaintTristate(const tools::Rectangle& rRect, const TriState& eState, bool _bEnabled) const + { + pCheckBoxPaint->SetState(eState); + + pCheckBoxPaint->GetBox().set_sensitive(_bEnabled); + + Size aBoxSize = pCheckBoxPaint->GetBox().get_preferred_size(); + tools::Rectangle aRect(Point(rRect.Left() + ((rRect.GetWidth() - aBoxSize.Width()) / 2), + rRect.Top() + ((rRect.GetHeight() - aBoxSize.Height()) / 2)), + aBoxSize); + pCheckBoxPaint->SetPosSizePixel(aRect.TopLeft(), aRect.GetSize()); + + pCheckBoxPaint->Draw(GetDataWindow().GetOutDev(), aRect.TopLeft(), SystemTextColorFlags::NONE); + } + + void EditBrowseBox::AsynchGetFocus() + { + if (nStartEvent) + Application::RemoveUserEvent(nStartEvent); + + m_pFocusWhileRequest = Application::GetFocusWindow(); + nStartEvent = Application::PostUserEvent(LINK(this,EditBrowseBox,StartEditHdl), nullptr, true); + } + + + void EditBrowseBox::SetBrowserFlags(EditBrowseBoxFlags nFlags) + { + if (m_nBrowserFlags == nFlags) + return; + + bool RowPicturesChanges = ((m_nBrowserFlags & EditBrowseBoxFlags::NO_HANDLE_COLUMN_CONTENT) != + (nFlags & EditBrowseBoxFlags::NO_HANDLE_COLUMN_CONTENT)); + m_nBrowserFlags = nFlags; + + if (RowPicturesChanges) + InvalidateStatusCell(GetCurRow()); + } + + inline void EditBrowseBox::EnableAndShow() const + { + Controller()->resume(); + } + + CellController::CellController(ControlBase* pW) + : pWindow(pW) + , bSuspended( true ) + { + + DBG_ASSERT(pWindow, "CellController::CellController: missing the window!"); + DBG_ASSERT(!pWindow->IsVisible(), "CellController::CellController: window should not be visible!"); + } + + CellController::~CellController() + { + } + + void CellController::suspend( ) + { + DBG_ASSERT( bSuspended == !GetWindow().IsVisible(), "CellController::suspend: inconsistence!" ); + if ( !isSuspended( ) ) + { + CommitModifications(); + GetWindow().Hide( ); + GetWindow().Disable( ); + bSuspended = true; + } + } + + void CellController::resume( ) + { + DBG_ASSERT( bSuspended == !GetWindow().IsVisible(), "CellController::resume: inconsistence!" ); + if ( isSuspended( ) ) + { + GetWindow().Enable( ); + GetWindow().Show( ); + bSuspended = false; + } + } + + void CellController::CommitModifications() + { + // nothing to do in this base class + } + + void CellController::ActivatingMouseEvent(const BrowserMouseEvent& /*rEvt*/, bool /*bUp*/) + { + // nothing to do in this base class + } + + bool CellController::MoveAllowed(const KeyEvent&) const + { + return true; + } + +} // namespace svt + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |