fixed view redrawing and animations

MPGradientView not correctly redraws dirty rects
added rough idea for Search bar (Select what to search)
fixed animations for status bar
updated open panel to just allow .kdb and .kdbx files
auto-coallapsing outline view on startup
added rough scotch for entry edit view

MacPass/MPEntryViewController.m

@@ -13,6 +13,10 @@
 #import "MPIconHelper.h"
 #import "KdbGroup+MPAdditions.h"
 
+#import <QuartzCore/QuartzCore.h>
+
+#define STATUS_BAR_ANIMATION_TIME 0.2
+
 NSString *const MPEntryTableUserNameColumnIdentifier = @"MPUserNameColumnIdentifier";
 NSString *const MPEntryTableTitleColumnIdentifier = @"MPTitleColumnIdentifier";
 NSString *const MPEntryTablePasswordColumnIdentifier = @"MPPasswordColumnIdentifier";
@@ -28,11 +32,17 @@ NSString *const _MPTAbleSecurCellView = @"PasswordCell";
 @property (retain) NSArray *filteredEntries;
 @property (assign) IBOutlet NSTableView *entryTable;
 @property (assign) IBOutlet NSView *statusBar;
+@property (assign) IBOutlet NSTextField *searchLabelTextField;
+@property (assign) BOOL isStatusBarVisible;
+@property (retain) IBOutlet NSLayoutConstraint *statusBarToTop;
+@property (retain) IBOutlet NSLayoutConstraint *tableToTop;
 
 
-- (BOOL)hasActiveFilter;
+- (BOOL)hasFilter;
 - (void)updateFilter;
 - (void)didChangeGroupSelectionInOutlineView:(NSNotification *)notification;
+- (void)showStatusBarAnimated:(BOOL)animate;
+- (void)hideStatusBarAnimated:(BOOL)animate;
 
 @end
 
@@ -46,6 +56,7 @@ NSString *const _MPTAbleSecurCellView = @"PasswordCell";
 - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {
   self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
   if(self) {
+    _isStatusBarVisible = YES;
     _entryArrayController = [[NSArrayController alloc] init];
     [[NSNotificationCenter defaultCenter] addObserver:self
                                              selector:@selector(didChangeGroupSelectionInOutlineView:)
@@ -57,8 +68,11 @@ NSString *const _MPTAbleSecurCellView = @"PasswordCell";
 
 - (void)didLoadView {
   
+  [self.view setWantsLayer:YES];
+  [self hideStatusBarAnimated:NO];
+  [[self.searchLabelTextField cell] setBackgroundStyle:NSBackgroundStyleRaised];
   [self.entryTable setDelegate:self];
-
+  
   NSTableColumn *parentColumn = [self.entryTable tableColumns][0];
   NSTableColumn *titleColumn = [self.entryTable tableColumns][1];
   NSTableColumn *userNameColumn = [self.entryTable tableColumns][2];
@@ -83,7 +97,7 @@ NSString *const _MPTAbleSecurCellView = @"PasswordCell";
 
 - (NSView *)tableView:(NSTableView *)tableView viewForTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row {
   KdbEntry *entry = [self.entryArrayController arrangedObjects][row];
-
+  
   const BOOL isTitleColumn = [[tableColumn identifier] isEqualToString:MPEntryTableTitleColumnIdentifier];
   const BOOL isGroupColumn = [[tableColumn identifier] isEqualToString:MPEntryTableParentColumnIdentifier];
   const BOOL isPasswordColum = [[tableColumn identifier] isEqualToString:MPEntryTablePasswordColumnIdentifier];
@@ -103,7 +117,7 @@ NSString *const _MPTAbleSecurCellView = @"PasswordCell";
   }
   
   if( isPasswordColum ) {
-      view = [tableView makeViewWithIdentifier:_MPTAbleSecurCellView owner:self];
+    view = [tableView makeViewWithIdentifier:_MPTAbleSecurCellView owner:self];
     [[view textField] setStringValue:entry.password];
     return view;
   }
@@ -119,15 +133,9 @@ NSString *const _MPTAbleSecurCellView = @"PasswordCell";
 
 #pragma mark Notifications
 - (void)didChangeGroupSelectionInOutlineView:(NSNotification *)notification {
-  /*
-   If we have an active search, do not mess with the content
-   */
-  if([self hasActiveFilter]) {
-    return;
-  }
-  else {
-    [[self.entryTable tableColumnWithIdentifier:MPEntryTableParentColumnIdentifier] setHidden:YES];
-  }
+  
+  self.filter = @""; // will update the reast automatically
+  
   MPOutlineViewDelegate *delegate = [notification object];
   KdbGroup *group = delegate.selectedGroup;
   if(group) {
@@ -140,7 +148,7 @@ NSString *const _MPTAbleSecurCellView = @"PasswordCell";
 
 #pragma mark Filtering
 
-- (BOOL)hasActiveFilter {
+- (BOOL)hasFilter {
   return ([self.filter length] > 0);
 }
 
@@ -154,21 +162,16 @@ NSString *const _MPTAbleSecurCellView = @"PasswordCell";
 
 - (void)updateFilter {
   MPDatabaseDocument *openDatabase = [MPDatabaseController defaultController].database;
-  if(openDatabase) {
+  if(openDatabase && [self hasFilter]) {
+    [self showStatusBarAnimated:YES];
     
-    /*
-     Search in the background
-     */
     dispatch_queue_t backgroundQueue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
     dispatch_async(backgroundQueue, ^{
-      if([self.filter length] == 0) {
-        self.filteredEntries = [openDatabase.root childEntries];
-      }
-      else {
-        NSPredicate *filterPredicate = [NSPredicate predicateWithFormat:@"SELF.title CONTAINS[cd] %@", self.filter];
-        self.filteredEntries = [[openDatabase.root childEntries] filteredArrayUsingPredicate:filterPredicate];
-      }
-      dispatch_async(dispatch_get_main_queue(), ^{
+      
+      NSPredicate *filterPredicate = [NSPredicate predicateWithFormat:@"SELF.title CONTAINS[cd] %@", self.filter];
+      self.filteredEntries = [[openDatabase.root childEntries] filteredArrayUsingPredicate:filterPredicate];
+      
+      dispatch_sync(dispatch_get_main_queue(), ^{
         [self.entryArrayController setContent:self.filteredEntries];
         [[self.entryTable tableColumnWithIdentifier:MPEntryTableParentColumnIdentifier] setHidden:NO];
       });
@@ -177,6 +180,53 @@ NSString *const _MPTAbleSecurCellView = @"PasswordCell";
   else {
     [self.entryArrayController setContent:nil];
     self.filteredEntries = nil;
+    [[self.entryTable tableColumnWithIdentifier:MPEntryTableParentColumnIdentifier] setHidden:YES];
+    [self hideStatusBarAnimated:YES];
+  }
+}
+
+#pragma mark Animation
+
+- (void)showStatusBarAnimated:(BOOL)animate {
+  
+  if(self.isStatusBarVisible) {
+    return; // nothign to to
+  }
+  self.isStatusBarVisible = YES;
+  self.statusBarToTop.constant = 0;
+  self.tableToTop.constant = [self.statusBar frame].size.height;
+    
+  if(animate) {
+    [NSAnimationContext runAnimationGroup:^(NSAnimationContext* context) {
+      context.duration = STATUS_BAR_ANIMATION_TIME;
+      context.allowsImplicitAnimation = YES;
+      [self.view layoutSubtreeIfNeeded];
+    } completionHandler:nil] ;
+  }
+  else {
+    [self.view layoutSubtreeIfNeeded];
+  }
+}
+
+- (void)hideStatusBarAnimated:(BOOL)animate {
+  
+  if(!self.isStatusBarVisible) {
+    return; // nothing to do;
+  }
+  
+  self.isStatusBarVisible = NO;
+  self.statusBarToTop.constant = -[self.statusBar frame].size.height;
+  self.tableToTop.constant = -1;
+  
+  if(animate) {
+    [NSAnimationContext runAnimationGroup:^(NSAnimationContext* context) {
+      context.duration = STATUS_BAR_ANIMATION_TIME;
+      context.allowsImplicitAnimation = YES;
+      [self.view layoutSubtreeIfNeeded];
+    } completionHandler:nil] ;
+  }
+  else {
+    [self.view layoutSubtreeIfNeeded];
   }
 }