1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef _SCRWIN_HXX 25 #define _SCRWIN_HXX 26 27 #include "svtools/svtdllapi.h" 28 29 #ifndef _SCRBAR_HXX //autogen 30 #include <vcl/scrbar.hxx> 31 #endif 32 33 class DataChangedEvent; 34 35 // ------------------------- 36 // - ScrollableWindow-Type - 37 // ------------------------- 38 39 typedef sal_uInt16 ScrollableWindowFlags; 40 41 #define SCRWIN_THUMBDRAGGING 1 42 #define SCRWIN_VCENTER 2 43 #define SCRWIN_HCENTER 4 44 #define SCRWIN_DEFAULT (SCRWIN_THUMBDRAGGING | SCRWIN_VCENTER | SCRWIN_HCENTER) 45 46 // -------------------- 47 // - ScrollableWindow - 48 // -------------------- 49 50 class SVT_DLLPUBLIC ScrollableWindow: public Window 51 { 52 private: 53 Point aPixOffset; // offset to virtual window (pixel) 54 Size aTotPixSz; // total size of virtual window (pixel) 55 long nLinePixH; // size of a line/column (pixel) 56 long nColumnPixW; 57 58 ScrollBar aVScroll; // the scrollbars 59 ScrollBar aHScroll; 60 ScrollBarBox aCornerWin; // window in the bottom right corner 61 sal_Bool bScrolling:1, // user controlled scrolling 62 bHandleDragging:1, // scroll window while dragging 63 bHCenter:1, 64 bVCenter:1; 65 66 #ifdef _SVT_SCRWIN_CXX 67 SVT_DLLPRIVATE void ImpInitialize( ScrollableWindowFlags nFlags ); 68 DECL_DLLPRIVATE_LINK( ScrollHdl, ScrollBar * ); 69 DECL_DLLPRIVATE_LINK( EndScrollHdl, ScrollBar * ); 70 #endif 71 72 public: 73 ScrollableWindow( Window* pParent, WinBits nBits = 0, 74 ScrollableWindowFlags = SCRWIN_DEFAULT ); 75 ScrollableWindow( Window* pParent, const ResId& rId, 76 ScrollableWindowFlags = SCRWIN_DEFAULT ); 77 78 virtual void Resize(); 79 virtual void Command( const CommandEvent& rCEvt ); 80 virtual void DataChanged( const DataChangedEvent& rDEvt ); 81 82 virtual void StartScroll(); 83 virtual void EndScroll( long nDeltaX, long nDeltaY ); 84 85 using OutputDevice::SetMapMode; 86 virtual void SetMapMode( const MapMode& rNewMapMode ); 87 virtual MapMode GetMapMode() const; 88 89 void SetTotalSize( const Size& rNewSize ); GetTotalSize()90 Size GetTotalSize() { return PixelToLogic( aTotPixSz ); } 91 92 void SetVisibleSize( const Size& rNewSize ); 93 sal_Bool MakeVisible( const Rectangle& rTarget, sal_Bool bSloppy = sal_False ); 94 Rectangle GetVisibleArea() const; 95 96 void SetLineSize( sal_uLong nHorz, sal_uLong nVert ); 97 using Window::Scroll; 98 virtual void Scroll( long nDeltaX, long nDeltaY, sal_uInt16 nFlags = 0 ); 99 void ScrollLines( long nLinesX, long nLinesY ); 100 void ScrollPages( long nPagesX, sal_uLong nOverlapX, 101 long nPagesY, sal_uLong nOverlapY ); 102 103 private: 104 SVT_DLLPRIVATE Size GetOutputSizePixel() const; 105 SVT_DLLPRIVATE Size GetOutputSize() const; 106 }; 107 108 #endif 109