Add SSL icons on Mac OS X

chrome/browser/cocoa/autocomplete_text_field_cell.mm

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "chrome/browser/cocoa/autocomplete_text_field_cell.h"
 
 #import "base/logging.h"
 #import "third_party/GTM/AppKit/GTMTheme.h"
 
 namespace {
@@ skipping 21 matching lines @@
 // This moves it down so that there is approximately as much image
 // above the lowercase ascender as below the baseline.  A better
 // technique would be nice to have, though.
 const NSInteger kKeywordHintImageBaseline = -6;
 
 // Offset from the bottom of the field for drawing decoration text.
 // TODO(shess): Somehow determine the baseline for the text field and
 // use that.
 const NSInteger kBaselineOffset = 4;
 
+// The amount of padding on either side reserved for drawing the hint icon
+const NSInteger kHintIconHorizontalPad = 5;
+
 }  // namespace
 
 @implementation AutocompleteTextFieldCell
 
 @synthesize fieldEditorNeedsReset = fieldEditorNeedsReset_;
 
 // @synthesize doesn't seem to compile for this transition.
 - (NSAttributedString*)keywordString {
   return keywordString_.get();
 }
@@ skipping 97 matching lines @@
 
 - (void)clearKeywordAndHint {
   if (keywordString_ || hintString_) {
     keywordString_.reset();
     hintString_.reset();
 
     fieldEditorNeedsReset_ = YES;
   }
 }
 
+- (void)setHintIcon:(NSImage*)icon {
+  if (icon != hintIcon_) {
+    hintIcon_.reset([icon retain]);
+    if (!keywordString_ && !hintString_) {
+      fieldEditorNeedsReset_ = YES;
+    }
+  }
+}
+
 - (void)drawWithFrame:(NSRect)cellFrame inView:(NSView*)controlView {
   DCHECK([controlView isFlipped]);
   [[NSColor colorWithCalibratedWhite:1.0 alpha:0.25] set];
   NSFrameRectWithWidthUsingOperation(cellFrame,  1, NSCompositeSourceOver);
 
   // TODO(shess): This inset is also reflected in ToolbarController
   // -autocompletePopupPosition.
   NSRect frame = NSInsetRect(cellFrame, 0, 1);
   [[self backgroundColor] setFill];
   NSRect innerFrame = NSInsetRect(frame, 1, 1);
@@ skipping 43 matching lines @@
     const CGFloat keywordWidth = kKeywordXOffset +
         ceil([keywordString_ size].width) + 2 * kKeywordTokenInset;
 
     // TODO(shess): This could be better.  There's support for a
     // "short" version of the keyword string, work that in in a
     // follow-on pass.
     if (keywordWidth < NSWidth(cellFrame)) {
       textFrame.origin.x += keywordWidth;
       textFrame.size.width = NSMaxX(cellFrame) - NSMinX(textFrame);
     }
+  } else if (hintIcon_) {
+    CGFloat width = [hintIcon_ size].width;
+    width += kHintIconHorizontalPad * 2;
+    if (width < NSWidth(cellFrame)) {
+      textFrame.size.width -= width;
+    }
   }
 
   return textFrame;
 }
 
 - (void)drawHintWithFrame:(NSRect)cellFrame inView:(NSView*)controlView {
   DCHECK(hintString_);
 
   NSRect textFrame = [self textFrameForFrame:cellFrame];
   NSRect infoFrame(NSMakeRect(NSMaxX(textFrame),
@@ skipping 26 matching lines @@
   [[[NSColor keyboardFocusIndicatorColor] colorWithAlphaComponent:0.5] set];
   [path setLineWidth:1.0];
   [path stroke];
 
   // Draw text w/in the rectangle.
   infoFrame.origin.x += 4.0;
   infoFrame.origin.y += 1.0;
   [keywordString_.get() drawInRect:infoFrame];
 }
 
+- (void)drawHintIconWithFrame:(NSRect)cellFrame
+                           inView:(NSView*)controlView {
+  // We'll draw the entire image
+  NSRect imageRect = NSZeroRect;
+  imageRect.size = [hintIcon_ size];
+
+  // Move the rect that we're drawing into to the far right
+  cellFrame.origin.x += cellFrame.size.width - imageRect.size.width;
+  // Add back the padding
+  cellFrame.origin.x -= kHintIconHorizontalPad;
+
+  // Center the image vertically in the frame
+  cellFrame.origin.y +=
+      floor((cellFrame.size.height - imageRect.size.height) / 2);
+
+  // Set the drawing size to the image size
+  cellFrame.size = imageRect.size;
+
+  [hintIcon_ setFlipped:[controlView isFlipped]];
+  [hintIcon_ drawInRect:cellFrame
+               fromRect:imageRect
+              operation:NSCompositeSourceOver
+               fraction:1.0];
+}
+
 - (void)drawInteriorWithFrame:(NSRect)cellFrame inView:(NSView*)controlView {
   if (hintString_) {
     [self drawHintWithFrame:cellFrame inView:controlView];
   } else if (keywordString_) {
     [self drawKeywordWithFrame:cellFrame inView:controlView];
+  } else {

[Scott Hess - ex-Googler, 2009/09/15 18:16:52]

else if (hintIcon_), like the other two cases.

[hawk, 2009/09/15 21:49:17]

Done.

+    [self drawHintIconWithFrame:cellFrame inView:controlView];
   }
 
   [super drawInteriorWithFrame:[self textFrameForFrame:cellFrame]
                         inView:controlView];
 }
 
 // Override these methods so that the field editor shows up in the right place
 - (void)editWithFrame:(NSRect)cellFrame
                inView:(NSView*)controlView
                editor:(NSText*)textObj
@@ skipping 19 matching lines @@
                    start:selStart
                   length:selLength];
 }
 
 - (void)resetCursorRect:(NSRect)cellFrame inView:(NSView *)controlView {
   [super resetCursorRect:[self textCursorFrameForFrame:cellFrame]
                   inView:controlView];
 }
 
 @end