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 /* A few simple binary containers */ 25 26 #ifndef LAYOUT_CORE_BIN_HXX 27 #define LAYOUT_CORE_BIN_HXX 28 29 #include <layout/core/container.hxx> 30 31 namespace layoutimpl 32 { 33 34 class Bin : public Container 35 { 36 protected: 37 // Child 38 css::awt::Size maChildRequisition; 39 css::uno::Reference< css::awt::XLayoutConstrains > mxChild; 40 41 public: 42 Bin(); ~Bin()43 virtual ~Bin() {} 44 45 // css::awt::XLayoutContainer 46 virtual void SAL_CALL addChild( const css::uno::Reference< css::awt::XLayoutConstrains >& Child ) 47 throw (css::uno::RuntimeException, css::awt::MaxChildrenException); 48 virtual void SAL_CALL removeChild( const css::uno::Reference< css::awt::XLayoutConstrains >& Child ) 49 throw (css::uno::RuntimeException); 50 51 virtual css::uno::Sequence< css::uno::Reference 52 < css::awt::XLayoutConstrains > > SAL_CALL getChildren() 53 throw (css::uno::RuntimeException); 54 55 virtual void SAL_CALL allocateArea( const css::awt::Rectangle &rArea ) 56 throw (css::uno::RuntimeException); 57 58 virtual css::uno::Reference< css::beans::XPropertySet > SAL_CALL getChildProperties( 59 const css::uno::Reference< css::awt::XLayoutConstrains >& Child ) 60 throw (css::uno::RuntimeException); 61 62 virtual sal_Bool SAL_CALL hasHeightForWidth() 63 throw(css::uno::RuntimeException); 64 virtual sal_Int32 SAL_CALL getHeightForWidth( sal_Int32 nWidth ) 65 throw(css::uno::RuntimeException); 66 67 // css::awt::XLayoutConstrains 68 virtual css::awt::Size SAL_CALL getMinimumSize() 69 throw(css::uno::RuntimeException); 70 }; 71 72 // Align gives control over child position on the allocated space. 73 class Align : public Bin 74 { 75 friend class AlignChildProps; 76 protected: 77 // properties 78 float fHorAlign, fVerAlign; 79 float fHorFill, fVerFill; 80 81 public: 82 Align(); 83 84 bool emptyVisible (); 85 86 // css::awt::XLayoutContainer 87 virtual void SAL_CALL allocateArea( const css::awt::Rectangle &rArea ) 88 throw (css::uno::RuntimeException); 89 }; 90 91 // Makes child request its or a specified size, whatever is larger. 92 class MinSize : public Bin 93 { 94 protected: 95 // properties 96 long mnMinWidth, mnMinHeight; 97 98 public: 99 MinSize(); 100 101 bool emptyVisible (); 102 // css::awt::XLayoutContainer 103 virtual css::awt::Size SAL_CALL getMinimumSize() 104 throw(css::uno::RuntimeException); 105 }; 106 107 } // namespace layoutimpl 108 109 #endif /* LAYOUT_CORE_BIN_HXX */ 110