[aseprite] 15/64: Fix crash creating a new brush from an empty cel using right-click

[Tobias Hansen]

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thansen pushed a commit to branch master
in repository aseprite.

commit 2d632339e031fe0609e930c91d826119c69f85d4
Author: David Capello <davidcapello at gmail.com>
Date:   Mon May 9 15:53:55 2016 -0300

    Fix crash creating a new brush from an empty cel using right-click
---
 src/app/commands/cmd_new_brush.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/app/commands/cmd_new_brush.cpp b/src/app/commands/cmd_new_brush.cpp
index 70286bb..a69b5bf 100644
--- a/src/app/commands/cmd_new_brush.cpp
+++ b/src/app/commands/cmd_new_brush.cpp
@@ -115,9 +115,11 @@ void NewBrushCommand::onQuickboxEnd(Editor* editor, const gfx::Rect& rect, ui::M
   if (buttons & ui::kButtonRight) {
     try {
       ContextWriter writer(UIContext::instance(), 250);
-      Transaction transaction(writer.context(), "Clear");
-      transaction.execute(new cmd::ClearRect(writer.cel(), rect));
-      transaction.commit();
+      if (writer.cel()) {
+        Transaction transaction(writer.context(), "Clear");
+        transaction.execute(new cmd::ClearRect(writer.cel(), rect));
+        transaction.commit();
+      }
     }
     catch (const std::exception& ex) {
       Console::showException(ex);

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