75 lines
3.0 KiB
C++
75 lines
3.0 KiB
C++
//
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// Copyright (c) 2008-2020 the Urho3D project.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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#pragma once
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#include "Sample.h"
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/// Database demo. This sample demonstrates how to use database subsystem to connect to a database and execute adhoc SQL statements.
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class DatabaseDemo : public Sample
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{
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URHO3D_OBJECT(DatabaseDemo, Sample)
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public:
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/// Construct.
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explicit DatabaseDemo(Context* context);
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/// Destruct.
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~DatabaseDemo() override;
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/// Setup after engine initialization and before running the main loop.
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void Start() override;
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protected:
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/// Return XML patch instructions for screen joystick layout for a specific sample app, if any.
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String GetScreenJoystickPatchString() const override { return
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"<patch>"
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" <add sel=\"/element/element[./attribute[@name='Name' and @value='Button2']]\">"
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" <attribute name=\"Is Visible\" value=\"false\" />"
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" </add>"
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" <add sel=\"/element/element[./attribute[@name='Name' and @value='Hat0']]\">"
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" <attribute name=\"Is Visible\" value=\"false\" />"
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" </add>"
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"</patch>";
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}
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private:
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/// Handle console command event.
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void HandleConsoleCommand(StringHash eventType, VariantMap& eventData);
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/// Handle frame update event.
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void HandleUpdate(StringHash eventType, VariantMap& eventData);
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/// Handle ESC key down event to quit the engine.
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void HandleEscKeyDown(StringHash eventType, VariantMap& eventData);
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/// Handle Database cursor event.
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void HandleDbCursor(StringHash eventType, VariantMap& eventData);
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/// Handle user input either from the engine console or standard input.
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void HandleInput(const String& input);
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/// Print text to the engine console and standard output.
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void Print(const String& output);
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/// Managed database connection object (owned by Database subsystem).
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DbConnection* connection_;
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/// Internal row counter.
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unsigned row_;
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/// Maximum rows to be printed out.
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unsigned maxRows_;
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};
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