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+//
+// $Id$
+//
+// SPWindowControllerDelegate.h
+// Sequel Pro
+//
+// Created by Stuart Connolly (stuconnolly.com) on April 9, 2012
+// Copyright (c) 2012 Stuart Connolly. All rights reserved.
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+//
+// More info at <http://code.google.com/p/sequel-pro/>
+
+#import "SPWindowControllerDelegate.h"
+#import "PSMTabDragAssistant.h"
+#import "SPDatabaseDocument.h"
+#import "SPDatabaseViewController.h"
+#import "SPAppController.h"
+
+#import <PSMTabBar/PSMTabBarControl.h>
+#import <PSMTabBar/PSMTabStyle.h>
+
+@interface SPWindowController (SPDeclaredAPI)
+
+- (void)_updateProgressIndicatorForItem:(NSTabViewItem *)theItem;
+
+@end
+
+@implementation SPWindowController (SPWindowControllerDelegate)
+
+#pragma mark -
+#pragma mark Window delegate methods
+
+/**
+ * Determine whether the window is permitted to close.
+ * Go through the tabs in this window, and ask the database connection view
+ * in each one if it can be closed, returning YES only if all can be closed.
+ */
+- (BOOL)windowShouldClose:(id)sender
+{
+ // Iterate through all tabs if more than one tab is opened only otherwise
+ // [... parentTabShouldClose] will be called twice [see self closeTab:(id)sender]
+ if ([[tabView tabViewItems] count] > 1) {
+ for (NSTabViewItem *eachItem in [tabView tabViewItems])
+ {
+ SPDatabaseDocument *eachDocument = [eachItem identifier];
+
+ if (![eachDocument parentTabShouldClose]) return NO;
+ }
+ }
+
+ // Remove global session data if the last window of a session will be closed
+ if ([[NSApp delegate] sessionURL] && [[[NSApp delegate] orderedDatabaseConnectionWindows] count] == 1) {
+ [[NSApp delegate] setSessionURL:nil];
+ [[NSApp delegate] setSpfSessionDocData:nil];
+ }
+
+ return YES;
+}
+
+/**
+ * When the window does close, close all tabs.
+ */
+- (void)windowWillClose:(NSNotification *)notification
+{
+ for (NSTabViewItem *eachItem in [tabView tabViewItems])
+ {
+ [tabView removeTabViewItem:eachItem];
+ }
+
+ [self autorelease];
+}
+
+/**
+ * When the window becomes key, inform the selected tab and
+ * update menu items.
+ */
+- (void)windowDidBecomeKey:(NSNotification *)notification
+{
+ [selectedTableDocument tabDidBecomeKey];
+
+ // Update the "Close window" item
+ [closeWindowMenuItem setTitle:NSLocalizedString(@"Close Window", @"Close Window menu item")];
+ [closeWindowMenuItem setKeyEquivalentModifierMask:(NSCommandKeyMask | NSShiftKeyMask)];
+
+ // Ensure the "Close tab" item is enabled and has the standard shortcut
+ [closeTabMenuItem setEnabled:YES];
+ [closeTabMenuItem setKeyEquivalent:@"w"];
+ [closeTabMenuItem setKeyEquivalentModifierMask:NSCommandKeyMask];
+}
+
+/**
+ * When the window resigns key, update menu items.
+ */
+- (void)windowDidResignKey:(NSNotification *)notification
+{
+ // Disable the "Close tab" menu item
+ [closeTabMenuItem setEnabled:NO];
+ [closeTabMenuItem setKeyEquivalent:@""];
+
+ // Update the "Close window" item to show only "Close"
+ [closeWindowMenuItem setTitle:NSLocalizedString(@"Close", @"Close menu item")];
+ [closeWindowMenuItem setKeyEquivalentModifierMask:NSCommandKeyMask];
+}
+
+/**
+ * If the window is resized, notify all the tabs.
+ */
+- (void)windowDidResize:(NSNotification *)notification
+{
+ for (NSTabViewItem *eachItem in [tabView tabViewItems])
+ {
+ SPDatabaseDocument *eachDocument = [eachItem identifier];
+
+ [eachDocument tabDidResize];
+ }
+}
+
+/**
+ * If the window is entering fullscreen, update the front tab's titlebar status view visibility.
+ */
+- (void)windowWillEnterFullScreen:(NSNotification *)notification
+{
+ [selectedTableDocument updateTitlebarStatusVisibilityForcingHide:YES];
+}
+
+/**
+ * If the window exits fullscreen, update the front tab's titlebar status view visibility.
+ */
+- (void)windowDidExitFullScreen:(NSNotification *)notification
+{
+ [selectedTableDocument updateTitlebarStatusVisibilityForcingHide:NO];
+}
+
+#pragma mark -
+#pragma mark Tab view delegate methods
+
+/**
+ * Called when a tab item is about to be selected.
+ */
+- (void)tabView:(NSTabView *)tabView willSelectTabViewItem:(NSTabViewItem *)tabViewItem
+{
+ [selectedTableDocument willResignActiveTabInWindow];
+}
+
+/**
+ * Called when a tab item was selected.
+ */
+- (void)tabView:(NSTabView *)tabView didSelectTabViewItem:(NSTabViewItem *)tabViewItem
+{
+ if ([[PSMTabDragAssistant sharedDragAssistant] isDragging]) return;
+
+ selectedTableDocument = [tabViewItem identifier];
+ [selectedTableDocument didBecomeActiveTabInWindow];
+
+ if ([[self window] isKeyWindow]) [selectedTableDocument tabDidBecomeKey];
+
+ [self updateAllTabTitles:self];
+}
+
+/**
+ * Called to determine whether a tab view item can be closed
+ */
+- (BOOL)tabView:(NSTabView *)aTabView shouldCloseTabViewItem:(NSTabViewItem *)tabViewItem
+{
+ SPDatabaseDocument *theDocument = [tabViewItem identifier];
+
+ if (![theDocument parentTabShouldClose]) return NO;
+
+ return YES;
+}
+
+/**
+ * Called after a tab view item is closed.
+ */
+- (void)tabView:(NSTabView *)aTabView didCloseTabViewItem:(NSTabViewItem *)tabViewItem
+{
+ SPDatabaseDocument *theDocument = [tabViewItem identifier];
+
+ [theDocument removeObserver:self forKeyPath:@"isProcessing"];
+ [theDocument parentTabDidClose];
+}
+
+/**
+ * Called to allow dragging of tab view items
+ */
+- (BOOL)tabView:(NSTabView *)aTabView shouldDragTabViewItem:(NSTabViewItem *)tabViewItem fromTabBar:(PSMTabBarControl *)tabBarControl
+{
+ return YES;
+}
+
+/**
+ * Called when a tab finishes a drop. This is called with the new tabView.
+ */
+- (void)tabView:(NSTabView*)aTabView didDropTabViewItem:(NSTabViewItem *)tabViewItem inTabBar:(PSMTabBarControl *)tabBarControl
+{
+ SPDatabaseDocument *draggedDocument = [tabViewItem identifier];
+
+ // Grab a reference to the old window
+ NSWindow *draggedFromWindow = [draggedDocument parentWindow];
+
+ // If the window changed, perform additional processing.
+ if (draggedFromWindow != [tabBarControl window]) {
+
+ // Update the old window, ensuring the toolbar is cleared to prevent issues with toolbars in multiple windows
+ [draggedFromWindow setToolbar:nil];
+ [[draggedFromWindow windowController] updateSelectedTableDocument];
+
+ // Update the item's document's window and controller
+ [draggedDocument willResignActiveTabInWindow];
+ [draggedDocument setParentWindowController:[[tabBarControl window] windowController]];
+ [draggedDocument setParentWindow:[tabBarControl window]];
+ [draggedDocument didBecomeActiveTabInWindow];
+
+ // Update window controller's active tab, and update the document's isProcessing observation
+ [[[tabBarControl window] windowController] updateSelectedTableDocument];
+ [draggedDocument removeObserver:[draggedFromWindow windowController] forKeyPath:@"isProcessing"];
+ [[[tabBarControl window] windowController] _updateProgressIndicatorForItem:tabViewItem];
+ }
+
+ // Check the window and move it to front if it's key (eg for new window creation)
+ if ([[tabBarControl window] isKeyWindow]) [[tabBarControl window] orderFront:self];
+}
+
+/**
+ * Respond to dragging events entering the tab in the tab bar.
+ * Allows custom behaviours - for example, if dragging text, switch to the custom
+ * query view.
+ */
+- (void)draggingEvent:(id <NSDraggingInfo>)dragEvent enteredTabBar:(PSMTabBarControl *)tabBarControl tabView:(NSTabViewItem *)tabViewItem
+{
+ SPDatabaseDocument *theDocument = [tabViewItem identifier];
+
+ if (![theDocument isCustomQuerySelected] && [[[dragEvent draggingPasteboard] types] indexOfObject:NSStringPboardType] != NSNotFound)
+ {
+ [theDocument viewQuery:self];
+ }
+}
+
+/**
+ * Show tooltip for a tab view item.
+ */
+- (NSString *)tabView:(NSTabView *)aTabView toolTipForTabViewItem:(NSTabViewItem *)tabViewItem
+{
+ NSInteger tabIndex = [tabView indexOfTabViewItem:tabViewItem];
+
+ if ([[tabBar cells] count] < (NSUInteger)tabIndex) return @"";
+
+ PSMTabBarCell *theCell = [[tabBar cells] objectAtIndex:tabIndex];
+
+ // If cell is selected show tooltip if truncated only
+ if ([theCell tabState] & PSMTab_SelectedMask) {
+
+ CGFloat cellWidth = [theCell width];
+ CGFloat titleWidth = [theCell stringSize].width;
+ CGFloat closeButtonWidth = 0;
+
+ if ([theCell hasCloseButton])
+ closeButtonWidth = [theCell closeButtonRectForFrame:[theCell frame]].size.width;
+
+ if (titleWidth > cellWidth - closeButtonWidth) {
+ return [theCell title];
+ }
+
+ return @"";
+ }
+ // if cell is not selected show full title plus MySQL version is enabled as tooltip
+ else {
+ if ([[tabViewItem identifier] respondsToSelector:@selector(tabTitleForTooltip)]) {
+ return [[tabViewItem identifier] tabTitleForTooltip];
+ }
+
+ return @"";
+ }
+}
+
+/**
+ * Allow window closing of the last tab item.
+ */
+- (void)tabView:(NSTabView *)aTabView closeWindowForLastTabViewItem:(NSTabViewItem *)tabViewItem
+{
+ [[aTabView window] close];
+}
+
+/**
+ * When dragging a tab off a tab bar, add a shadow to the drag window.
+ */
+- (void)tabViewDragWindowCreated:(NSWindow *)dragWindow
+{
+ [dragWindow setHasShadow:YES];
+}
+
+/**
+ * Allow dragging and dropping of tabs to any position, including out of a tab bar
+ * to create a new window.
+ */
+- (BOOL)tabView:(NSTabView*)aTabView shouldDropTabViewItem:(NSTabViewItem *)tabViewItem inTabBar:(PSMTabBarControl *)tabBarControl
+{
+ return YES;
+}
+
+/**
+ * When a tab is dragged off a tab bar, create a new window containing a new
+ * (empty) tab bar to hold it.
+ */
+- (PSMTabBarControl *)tabView:(NSTabView *)aTabView newTabBarForDraggedTabViewItem:(NSTabViewItem *)tabViewItem atPoint:(NSPoint)point
+{
+ // Create the new window controller, with no tabs
+ SPWindowController *newWindowController = [[SPWindowController alloc] initWithWindowNibName:@"MainWindow"];
+ NSWindow *newWindow = [newWindowController window];
+
+ CGFloat toolbarHeight = 0;
+
+ if ([[[self window] toolbar] isVisible]) {
+ NSRect innerFrame = [NSWindow contentRectForFrameRect:[[self window] frame] styleMask:[[self window] styleMask]];
+ toolbarHeight = innerFrame.size.height - [[[self window] contentView] frame].size.height;
+ }
+
+ // Adjust the positioning as appropriate
+ point.y += toolbarHeight;
+
+ if ([[NSUserDefaults standardUserDefaults] boolForKey:SPAlwaysShowWindowTabBar]) point.y += kPSMTabBarControlHeight;
+
+ // Set the new window position and size
+ NSRect targetWindowFrame = [[self window] frame];
+ targetWindowFrame.size.height -= toolbarHeight;
+ [newWindow setFrame:targetWindowFrame display:NO];
+ [newWindow setFrameTopLeftPoint:point];
+
+ // Set the window controller as the window's delegate
+ [newWindow setDelegate:newWindowController];
+
+ // Set window title
+ [newWindow setTitle:[[[tabViewItem identifier] parentWindow] title]];
+
+ // Return the window's tab bar
+ return [newWindowController valueForKey:@"tabBar"];
+}
+
+/**
+ * When dragging a tab off the tab bar, return an image so that a
+ * drag placeholder can be displayed.
+ */
+- (NSImage *)tabView:(NSTabView *)aTabView imageForTabViewItem:(NSTabViewItem *)tabViewItem offset:(NSSize *)offset styleMask:(unsigned int *)styleMask
+{
+ NSImage *viewImage = [[NSImage alloc] init];
+
+ // Capture an image of the entire window
+ CGImageRef windowImage = CGWindowListCreateImage(CGRectNull, kCGWindowListOptionIncludingWindow, (unsigned int)[[self window] windowNumber], kCGWindowImageBoundsIgnoreFraming);
+ NSBitmapImageRep *viewRep = [[NSBitmapImageRep alloc] initWithCGImage:windowImage];
+ [viewImage addRepresentation:viewRep];
+ [viewRep release];
+
+ // Calculate the titlebar+toolbar height
+ CGFloat contentViewOffsetY = [[self window] frame].size.height - [[[self window] contentView] frame].size.height;
+ offset->height = contentViewOffsetY + [tabBar frame].size.height;
+
+ // Draw over the tab bar area
+ [viewImage lockFocus];
+ [[NSColor windowBackgroundColor] set];
+ NSRectFill([tabBar frame]);
+ [viewImage unlockFocus];
+
+ // Draw the tab bar background in the tab bar area
+ [viewImage lockFocus];
+ NSRect tabFrame = [tabBar frame];
+ [[NSColor windowBackgroundColor] set];
+ NSRectFill(tabFrame);
+
+ // Draw the background flipped, which is actually the right way up
+ NSAffineTransform *transform = [NSAffineTransform transform];
+ [transform translateXBy:0.0f yBy:[[[self window] contentView] frame].size.height];
+ [transform scaleXBy:1.0f yBy:-1.0f];
+ [transform concat];
+ [(id <PSMTabStyle>)[[aTabView delegate] style] drawBackgroundInRect:tabFrame];
+ [viewImage unlockFocus];
+
+ return [viewImage autorelease];
+}
+
+/**
+ * Displays the current tab's context menu.
+ */
+- (NSMenu *)tabView:(NSTabView *)aTabView menuForTabViewItem:(NSTabViewItem *)tabViewItem
+{
+ NSMenu *menu = [[NSMenu alloc] init];
+
+ [menu addItemWithTitle:NSLocalizedString(@"Close Tab", @"close tab context menu item") action:@selector(closeTab:) keyEquivalent:@""];
+ [menu insertItem:[NSMenuItem separatorItem] atIndex:1];
+ [menu addItemWithTitle:NSLocalizedString(@"Open in New Tab", @"open connection in new tab context menu item") action:@selector(openDatabaseInNewTab:) keyEquivalent:@""];
+
+ return [menu autorelease];
+}
+
+/**
+ * When tab drags start, show all the tab bars. This allows adding tabs to windows
+ * containing only one tab - where the bar is normally hidden.
+ */
+- (void)tabDragStarted:(id)sender
+{
+ [tabBar setHideForSingleTab:NO];
+}
+
+/**
+ * When tab drags stop, set tab bars to automatically hide again for only one tab.
+ */
+- (void)tabDragStopped:(id)sender
+{
+ if (![[NSUserDefaults standardUserDefaults] boolForKey:SPAlwaysShowWindowTabBar]) {
+ [tabBar setHideForSingleTab:YES];
+ }
+}
+
+@end