2 files changed, 45 insertions, 2 deletions
diff --git a/indra/newview/llfloaterimsessiontab.cpp b/indra/newview/llfloaterimsessiontab.cpp
index b2f2984c65..6a96dc0c69 100644
--- a/indra/newview/llfloaterimsessiontab.cpp
+++ b/indra/newview/llfloaterimsessiontab.cpp
@@ -39,6 +39,7 @@
 #include "llchicletbar.h"
 #include "lldraghandle.h"
 #include "llemojidictionary.h"
+#include "llemojihelper.h"
 #include "llfloaterreg.h"
 #include "llfloateremojipicker.h"
 #include "llfloaterimsession.h"
@@ -298,6 +299,8 @@ bool LLFloaterIMSessionTab::postBuild()
 
     mEmojiPickerShowBtn = getChild<LLButton>("emoji_picker_show_btn");
     mEmojiPickerShowBtn->setClickedCallback([this](LLUICtrl*, const LLSD&) { onEmojiPickerShowBtnClicked(); });
+    mEmojiPickerShowBtn->setMouseDownCallback([this](LLUICtrl*, const LLSD&) { onEmojiPickerShowBtnDown(); });
+    mEmojiCloseConn = LLEmojiHelper::instance().setCloseCallback([this](LLUICtrl*, const LLSD&) { onEmojiPickerClosed(); });
 
     mGearBtn = getChild<LLButton>("gear_btn");
     mAddBtn = getChild<LLButton>("add_btn");
@@ -526,8 +529,43 @@ void LLFloaterIMSessionTab::onEmojiRecentPanelToggleBtnClicked()
 
 void LLFloaterIMSessionTab::onEmojiPickerShowBtnClicked()
 {
-    mInputEditor->setFocus(true);
-    mInputEditor->showEmojiHelper();
+    if (!mEmojiPickerShowBtn->getToggleState())
+    {
+        mInputEditor->hideEmojiHelper();
+        mInputEditor->setFocus(true);
+        mInputEditor->showEmojiHelper();
+        mEmojiPickerShowBtn->setToggleState(true); // in case hideEmojiHelper closed a visible instance
+    }
+    else
+    {
+        mInputEditor->hideEmojiHelper();
+        mEmojiPickerShowBtn->setToggleState(false);
+    }
+}
+
+void LLFloaterIMSessionTab::onEmojiPickerShowBtnDown()
+{
+    if (mEmojiHelperLastCallbackFrame == LLFrameTimer::getFrameCount())
+    {
+        // Helper gets closed by focus lost event on Down before before onEmojiPickerShowBtnDown
+        // triggers.
+        // If this condition is true, user pressed button and it was 'toggled' during press,
+        // restore 'toggled' state so that button will not reopen helper.
+        mEmojiPickerShowBtn->setToggleState(true);
+    }
+}
+
+void LLFloaterIMSessionTab::onEmojiPickerClosed()
+{
+    if (mEmojiPickerShowBtn->getToggleState())
+    {
+        mEmojiPickerShowBtn->setToggleState(false);
+        // Helper gets closed by focus lost event on Down before onEmojiPickerShowBtnDown
+        // triggers. If mEmojiHelperLastCallbackFrame is set and matches Down, means close
+        // was triggered by user's press.
+        // A bit hacky, but I can't think of a better way to handle this without rewriting helper.
+        mEmojiHelperLastCallbackFrame = LLFrameTimer::getFrameCount();
+    }
 }
 
 void LLFloaterIMSessionTab::initEmojiRecentPanel()
diff --git a/indra/newview/llfloaterimsessiontab.h b/indra/newview/llfloaterimsessiontab.h
index bee5c8c2c4..890c920bbe 100644
--- a/indra/newview/llfloaterimsessiontab.h
+++ b/indra/newview/llfloaterimsessiontab.h
@@ -227,6 +227,8 @@ private:
 
     void onEmojiRecentPanelToggleBtnClicked();
     void onEmojiPickerShowBtnClicked();
+    void onEmojiPickerShowBtnDown();
+    void onEmojiPickerClosed();
     void initEmojiRecentPanel();
     void onEmojiRecentPanelFocusReceived();
     void onEmojiRecentPanelFocusLost();
@@ -241,6 +243,9 @@ private:
     S32 mInputEditorPad;
     S32 mChatLayoutPanelHeight;
     S32 mFloaterHeight;
+
+    boost::signals2::connection mEmojiCloseConn;
+    U32 mEmojiHelperLastCallbackFrame = { 0 };
 };