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/*
* Copyright (c) 2011, 2014 Oracle and/or its affiliates. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; version 2 of the
* License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
namespace mforms {
class Box;
class ToolBar;
class HyperText;
class ScrollPanel;
class ToolBarItem;
}
#include "base/notifications.h"
#include "mforms/tabview.h"
class SnippetListView;
class GrtThreadedTask;
class MYSQLWBBACKEND_PUBLIC_FUNC QuerySidePalette : public mforms::TabView, base::Observer
{
private:
SqlEditorForm::Ptr _owner;
mforms::ToolBar* _help_toolbar;
mforms::HyperText* _help_text;
bec::GRTManager *_grtm;
bec::GRTManager::Timer* _help_timer;
GrtThreadedTask::Ref _help_task; // For running help construction on a background thread.
mforms::ScrollPanel* _snippet_box;
mforms::ToolBar* _snippet_toolbar;
SnippetListView* _snippet_list;
bool _no_help; // True if currently no help topic is visible.
bool _automatic_help; // Automatically show help after moving the caret.
bool _switching_help; // Recursion stopper when switching to new topic and setting drop down.
bool _pending_snippets_refresh;
std::string _last_topic;
// Contains patterns for syntactic elements and their associated colors. Initialized on the fly
// but must be cleared when any of the stored colors changes.
std::vector<std::pair<std::string, std::string> > _pattern_and_colors;
std::string _keyword_color;
// Topic history.
mforms::ToolBarItem *_back_item;
mforms::ToolBarItem *_forward_item;
mforms::ToolBarItem *_quick_jump_item;
mforms::ToolBarItem *_manual_help_item;
std::vector<std::string> _topic_history;
int _current_topic_index;
std::map<std::string, std::pair<std::string, std::string> > _topic_cache; // Plain text and html text under a specific topic.
void handle_notification(const std::string &name, void *sender, base::NotificationInfo &info);
void show_help_text_for_topic(const std::string &topic);
grt::StringRef get_help_text_threaded(grt::GRT *);
void update_help_ui();
void show_help_hint_or_update();
bool find_context_help(MySQLEditor *editor);
grt::StringRef get_help_topic_threaded(grt::GRT *, const std::string &query, std::pair<ssize_t, ssize_t> caret);
void process_help_topic(const std::string &topic);
void update_help_history(const std::string &topic);
void click_link(const std::string &link);
mforms::ToolBar* prepare_snippet_toolbar();
mforms::ToolBar* prepare_help_toolbar();
void snippet_toolbar_item_activated(mforms::ToolBarItem *item);
void help_toolbar_item_activated(mforms::ToolBarItem *item);
void check_format_structures(MySQLEditor *editor);
std::string format_help_as_html(const std::string &text);
void snippet_selection_changed();
public:
QuerySidePalette(const SqlEditorForm::Ref &owner);
~QuerySidePalette();
void cancel_timer();
void close_popover();
void refresh_snippets();
void edit_last_snippet();
};
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