Add PBCollapsibleSplitView as subclass of PBNiceSplitView

This adds a subclass to PBNiceSplitView which has collapsible subviews
as well as an uncollapse-method. The initWithTopMin method is used to
set the minimum sizes for the subviews.

Signed-off-by: Johannes Gilger <[email protected]>

Author: heipei

GitX.xcodeproj/project.pbxproj

@@ -44,6 +44,7 @@
 		93CB42C20EAB7B2200530609 /* PBGitDefaults.m in Sources */ = {isa = PBXBuildFile; fileRef = 93CB42C10EAB7B2200530609 /* PBGitDefaults.m */; };
 		93F7857F0EA3ABF100C1F443 /* PBCommitMessageView.m in Sources */ = {isa = PBXBuildFile; fileRef = 93F7857E0EA3ABF100C1F443 /* PBCommitMessageView.m */; };
 		D26DC6450E782C9000C777B2 /* gitx.icns in Resources */ = {isa = PBXBuildFile; fileRef = D26DC6440E782C9000C777B2 /* gitx.icns */; };
+		EB2A734A0FEE3F09006601CF /* PBCollapsibleSplitView.m in Sources */ = {isa = PBXBuildFile; fileRef = EB2A73490FEE3F09006601CF /* PBCollapsibleSplitView.m */; };
 		F50A411F0EBB874C00208746 /* mainSplitterBar.tiff in Resources */ = {isa = PBXBuildFile; fileRef = F50A411D0EBB874C00208746 /* mainSplitterBar.tiff */; };
 		F50A41200EBB874C00208746 /* mainSplitterDimple.tiff in Resources */ = {isa = PBXBuildFile; fileRef = F50A411E0EBB874C00208746 /* mainSplitterDimple.tiff */; };
 		F50A41230EBB875D00208746 /* PBNiceSplitView.m in Sources */ = {isa = PBXBuildFile; fileRef = F50A41220EBB875D00208746 /* PBNiceSplitView.m */; };
@@ -190,6 +191,8 @@
 		93F7857E0EA3ABF100C1F443 /* PBCommitMessageView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = PBCommitMessageView.m; sourceTree = "<group>"; };
 		93FCCBA80EA8AF450061B02B /* PBGitConfig.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = PBGitConfig.m; sourceTree = "<group>"; };
 		D26DC6440E782C9000C777B2 /* gitx.icns */ = {isa = PBXFileReference; lastKnownFileType = image.icns; path = gitx.icns; sourceTree = "<group>"; };
+		EB2A73480FEE3F09006601CF /* PBCollapsibleSplitView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PBCollapsibleSplitView.h; sourceTree = "<group>"; };
+		EB2A73490FEE3F09006601CF /* PBCollapsibleSplitView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = PBCollapsibleSplitView.m; sourceTree = "<group>"; };
 		F50A411D0EBB874C00208746 /* mainSplitterBar.tiff */ = {isa = PBXFileReference; lastKnownFileType = image.tiff; name = mainSplitterBar.tiff; path = Images/mainSplitterBar.tiff; sourceTree = "<group>"; };
 		F50A411E0EBB874C00208746 /* mainSplitterDimple.tiff */ = {isa = PBXFileReference; lastKnownFileType = image.tiff; name = mainSplitterDimple.tiff; path = Images/mainSplitterDimple.tiff; sourceTree = "<group>"; };
 		F50A41210EBB875D00208746 /* PBNiceSplitView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PBNiceSplitView.h; sourceTree = "<group>"; };
@@ -530,6 +533,8 @@
 				F56244080E9684B0002B6C44 /* PBUnsortableTableHeader.m */,
 				F50A41210EBB875D00208746 /* PBNiceSplitView.h */,
 				F50A41220EBB875D00208746 /* PBNiceSplitView.m */,
+				EB2A73480FEE3F09006601CF /* PBCollapsibleSplitView.h */,
+				EB2A73490FEE3F09006601CF /* PBCollapsibleSplitView.m */,
 				F5FC41F20EBCBD4300191D80 /* PBGitXProtocol.h */,
 				F5FC41F30EBCBD4300191D80 /* PBGitXProtocol.m */,
 			);
@@ -848,6 +853,7 @@
 				47DBDB670E94EE8B00671A1E /* PBPrefsWindowController.m in Sources */,
 				47DBDBCA0E95016F00671A1E /* PBNSURLPathUserDefaultsTransfomer.m in Sources */,
 				F562C8870FE1766C000EC528 /* NSString_RegEx.m in Sources */,
+				EB2A734A0FEE3F09006601CF /* PBCollapsibleSplitView.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

PBCollapsibleSplitView.h

@@ -0,0 +1,23 @@
+//
+//  PBCollapsibleSplitView.h
+//  GitX
+//
+//  Created by Johannes Gilger on 6/21/09.
+//  Copyright 2009 Johannes Gilger. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+#import "PBNiceSplitView.h"
+
+@interface PBCollapsibleSplitView : PBNiceSplitView {
+	CGFloat topViewMin;
+	CGFloat bottomViewMin;
+}
+
+@property (readonly) CGFloat topViewMin;
+@property (readonly) CGFloat bottomViewMin;
+
+- (void)setTopMin:(CGFloat)topMin andBottomMin:(CGFloat)bottomMin;
+- (void)uncollapse;
+
+@end

PBCollapsibleSplitView.m

@@ -0,0 +1,28 @@
+//
+//  PBCollapsibleSplitView.m
+//  GitX
+//
+//  Created by Johannes Gilger on 6/21/09.
+//  Copyright 2009 Johannes Gilger. All rights reserved.
+//
+
+#import "PBCollapsibleSplitView.h"
+
+@implementation PBCollapsibleSplitView
+@synthesize topViewMin, bottomViewMin;
+
+- (void)setTopMin:(CGFloat)topMin andBottomMin:(CGFloat)bottomMin {
+	topViewMin = topMin;
+	bottomViewMin = bottomMin;
+}
+
+- (void)uncollapse {
+	for (NSView *subview in [self subviews]) {
+		if([self isSubviewCollapsed:subview]) {
+			[self setPosition:[self frame].size.height / 3 ofDividerAtIndex:0];
+			[self adjustSubviews];
+		}
+	}
+}
+
+@end

PBGitHistoryController.h

@@ -10,13 +10,15 @@
 #import "PBGitCommit.h"
 #import "PBGitTree.h"
 #import "PBViewController.h"
+#import "PBCollapsibleSplitView.h"
 
 @interface PBGitHistoryController : PBViewController {
 	IBOutlet NSSearchField *searchField;
 	IBOutlet NSArrayController* commitController;
 	IBOutlet NSTreeController* treeController;
 	IBOutlet NSOutlineView* fileBrowser;
 	IBOutlet NSTableView* commitList;
+	IBOutlet PBCollapsibleSplitView *historySplitView;
 
 	IBOutlet id webView;
 	int selectedTab;
@@ -54,4 +56,10 @@
 - (BOOL) hasNonlinearPath;
 
 - (NSMenu *)tableColumnMenu;
+
+- (BOOL)splitView:(NSSplitView *)sender canCollapseSubview:(NSView *)subview;
+- (BOOL)splitView:(NSSplitView *)splitView shouldCollapseSubview:(NSView *)subview forDoubleClickOnDividerAtIndex:(NSInteger)dividerIndex;
+- (CGFloat)splitView:(NSSplitView *)sender constrainMinCoordinate:(CGFloat)proposedMin ofSubviewAt:(NSInteger)offset;
+- (CGFloat)splitView:(NSSplitView *)sender constrainMaxCoordinate:(CGFloat)proposedMax ofSubviewAt:(NSInteger)offset;
+
 @end

PBGitHistoryController.m

@@ -41,6 +41,8 @@ - (void)awakeFromNib
 	[[commitList tableColumnWithIdentifier:@"subject"] setSortDescriptorPrototype:[[NSSortDescriptor alloc] initWithKey:@"subject" ascending:YES]];
 	// Add a menu that allows a user to select which columns to view
 	[[commitList headerView] setMenu:[self tableColumnMenu]];
+	[historySplitView setTopMin:33.0 andBottomMin:100.0];
+	[historySplitView uncollapse];
 	[super awakeFromNib];
 }
 
@@ -296,4 +298,28 @@ - (NSArray *)menuItemsForPaths:(NSArray *)paths
 	return menuItems;
 }
 
+- (BOOL)splitView:(NSSplitView *)sender canCollapseSubview:(NSView *)subview {
+	return TRUE;
+}
+
+- (BOOL)splitView:(NSSplitView *)splitView shouldCollapseSubview:(NSView *)subview forDoubleClickOnDividerAtIndex:(NSInteger)dividerIndex {
+	int index = [[splitView subviews] indexOfObject:subview];
+	// this method (and canCollapse) are called by the splitView to decide how to collapse on double-click
+	// we compare our two subviews, so that always the smaller one is collapsed.
+	if([[[splitView subviews] objectAtIndex:index] frame].size.height < [[[splitView subviews] objectAtIndex:((index+1)%2)] frame].size.height) {
+		return TRUE;
+	}
+	return FALSE;
+}
+
+- (CGFloat)splitView:(NSSplitView *)sender constrainMinCoordinate:(CGFloat)proposedMin ofSubviewAt:(NSInteger)offset {
+	return proposedMin + historySplitView.topViewMin;
+}
+
+- (CGFloat)splitView:(NSSplitView *)sender constrainMaxCoordinate:(CGFloat)proposedMax ofSubviewAt:(NSInteger)offset {
+	if(offset = 1)
+		return proposedMax - historySplitView.bottomViewMin;
+	return [sender frame].size.height;
+}
+
 @end

PBGitHistoryView.xib

@@ -8,8 +8,8 @@
 		<string key="IBDocument.HIToolboxVersion">353.00</string>
 		<object class="NSMutableArray" key="IBDocument.EditedObjectIDs">
 			<bool key="EncodedWithXMLCoder">YES</bool>
+			<integer value="46"/>
 			<integer value="237"/>
-			<integer value="2"/>
 		</object>
 		<object class="NSArray" key="IBDocument.PluginDependencies">
 			<bool key="EncodedWithXMLCoder">YES</bool>
@@ -420,7 +420,7 @@
 																<object class="NSTextView" id="239018083">
 																	<reference key="NSNextResponder" ref="948090592"/>
 																	<int key="NSvFlags">2322</int>
-																	<string key="NSFrameSize">{835, 70}</string>
+																	<string key="NSFrameSize">{835, 0}</string>
 																	<reference key="NSSuperview" ref="948090592"/>
 																	<object class="NSTextContainer" key="NSTextContainer" id="53511606">
 																		<object class="NSLayoutManager" key="NSLayoutManager">
@@ -784,7 +784,7 @@
 																		<object class="NSTextView" id="75600241">
 																			<reference key="NSNextResponder" ref="321980917"/>
 																			<int key="NSvFlags">2322</int>
-																			<string key="NSFrameSize">{543, 112}</string>
+																			<string key="NSFrameSize">{543, 0}</string>
 																			<reference key="NSSuperview" ref="321980917"/>
 																			<object class="NSTextContainer" key="NSTextContainer" id="480935218">
 																				<object class="NSLayoutManager" key="NSLayoutManager">
@@ -2093,6 +2093,14 @@
 					</object>
 					<int key="connectionID">274</int>
 				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBOutletConnection" key="connection">
+						<string key="label">historySplitView</string>
+						<reference key="source" ref="1001"/>
+						<reference key="destination" ref="202620420"/>
+					</object>
+					<int key="connectionID">275</int>
+				</object>
 			</object>
 			<object class="IBMutableOrderedSet" key="objectRecords">
 				<object class="NSArray" key="orderedObjects">
@@ -2859,7 +2867,7 @@
 					<string>com.apple.InterfaceBuilder.CocoaPlugin</string>
 					<string>com.apple.InterfaceBuilder.CocoaPlugin</string>
 					<string>com.apple.InterfaceBuilder.CocoaPlugin</string>
-					<string>PBNiceSplitView</string>
+					<string>PBCollapsibleSplitView</string>
 					<string>{{312, 577}, {852, 384}}</string>
 					<string>com.apple.InterfaceBuilder.CocoaPlugin</string>
 					<reference ref="9"/>
@@ -2993,6 +3001,14 @@
 		<object class="IBClassDescriber" key="IBDocument.Classes">
 			<object class="NSMutableArray" key="referencedPartialClassDescriptions">
 				<bool key="EncodedWithXMLCoder">YES</bool>
+				<object class="IBPartialClassDescription">
+					<string key="className">PBCollapsibleSplitView</string>
+					<string key="superclassName">PBNiceSplitView</string>
+					<object class="IBClassDescriptionSource" key="sourceIdentifier">
+						<string key="majorKey">IBProjectSource</string>
+						<string key="minorKey">PBCollapsibleSplitView.h</string>
+					</object>
+				</object>
 				<object class="IBPartialClassDescription">
 					<string key="className">PBCommitList</string>
 					<string key="superclassName">NSTableView</string>
@@ -3051,6 +3067,7 @@
 							<string>commitController</string>
 							<string>commitList</string>
 							<string>fileBrowser</string>
+							<string>historySplitView</string>
 							<string>searchField</string>
 							<string>treeContextMenu</string>
 							<string>treeController</string>
@@ -3061,6 +3078,7 @@
 							<string>NSArrayController</string>
 							<string>NSTableView</string>
 							<string>NSOutlineView</string>
+							<string>PBCollapsibleSplitView</string>
 							<string>NSSearchField</string>
 							<string>NSMenu</string>
 							<string>NSTreeController</string>