120 lines
3.2 KiB
C
120 lines
3.2 KiB
C
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/*
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* Copyright 2012, Haiku, Inc. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef ALM_LAYOUT_BUILDER_H
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#define ALM_LAYOUT_BUILDER_H
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#include "ALMLayout.h"
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class BWindow;
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namespace BALM {
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class BALMLayoutBuilder {
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public:
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BALMLayoutBuilder(BView* view, float hSpacing,
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float vSpacing,
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BALMLayout* friendLayout = NULL);
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BALMLayoutBuilder(BView* view,
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BALMLayout* layout);
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BALMLayoutBuilder(BWindow* window,
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float hSpacing, float vSpacing,
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BALMLayout* friendLayout = NULL);
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BALMLayoutBuilder(BWindow* window,
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BALMLayout* layout);
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BALMLayoutBuilder(BALMLayout* layout);
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BALMLayoutBuilder& Add(BView* view, XTab* left, YTab* top,
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XTab* right = NULL, YTab* bottom = NULL);
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BALMLayoutBuilder& Add(BView* view, Row* row, Column* column);
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BALMLayoutBuilder& Add(BLayoutItem* item, XTab* left,
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YTab* top, XTab* right = NULL,
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YTab* bottom = NULL);
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BALMLayoutBuilder& Add(BLayoutItem* item, Row* row,
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Column* column);
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BALMLayoutBuilder& SetInsets(float insets);
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BALMLayoutBuilder& SetInsets(float horizontal, float vertical);
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BALMLayoutBuilder& SetInsets(float left, float top, float right,
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float bottom);
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BALMLayoutBuilder& SetSpacing(float horizontal, float vertical);
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struct Snake;
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// context setters
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Snake StartingAt(BView* view);
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Snake StartingAt(BLayoutItem* item);
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struct Snake {
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BALMLayoutBuilder::Snake& AddToLeft(BView* view,
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XTab* left = NULL, YTab* top = NULL,
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YTab* bottom = NULL);
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BALMLayoutBuilder::Snake& AddToRight(BView* view,
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XTab* right = NULL, YTab* top = NULL,
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YTab* bottom = NULL);
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BALMLayoutBuilder::Snake& AddAbove(BView* view,
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YTab* top = NULL, XTab* left = NULL,
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XTab* right = NULL);
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BALMLayoutBuilder::Snake& AddBelow(BView* view, YTab* bottom = NULL,
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XTab* left = NULL, XTab* right = NULL);
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BALMLayoutBuilder::Snake& AddToLeft(BLayoutItem* item,
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XTab* left = NULL, YTab* top = NULL,
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YTab* bottom = NULL);
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BALMLayoutBuilder::Snake& AddToRight(BLayoutItem* item,
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XTab* right = NULL, YTab* top = NULL,
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YTab* bottom = NULL);
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BALMLayoutBuilder::Snake& AddAbove(BLayoutItem* item,
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YTab* top = NULL, XTab* left = NULL,
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XTab* right = NULL);
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BALMLayoutBuilder::Snake& AddBelow(BLayoutItem* item,
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YTab* bottom = NULL, XTab* left = NULL,
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XTab* right = NULL);
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// these methods throw away the stack
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Snake StartingAt(BView* view);
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Snake StartingAt(BLayoutItem* item);
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Snake Push();
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Snake& Pop();
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BALMLayoutBuilder& End();
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private:
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friend class BALMLayoutBuilder;
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Snake(Area* area, BALMLayoutBuilder* root);
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Snake(Area* area, Snake* previous);
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BALMLayout* _Layout();
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Area* _AddToLayout(BView* view, XTab* left, YTab* top,
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XTab* right, YTab* bottom);
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Area* _AddToLayout(BLayoutItem* item, XTab* left,
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YTab* top, XTab* right, YTab* bottom);
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BALMLayoutBuilder* fRootBuilder;
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Snake* fPreviousSnake;
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Area* fCurrentArea;
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};
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private:
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friend struct Snake;
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BALMLayout* fLayout;
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};
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};
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#endif
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