示例#1
0
        private void OnKeyDown(KeyDownEvent evt)
        {
            bool flag = !base.textInputField.hasFocus;

            if (!flag)
            {
                base.textInputField.SyncTextEngine();
                this.m_Changed = false;
                evt.GetEquivalentImguiEvent(this.m_ImguiEvent);
                bool flag2 = base.editorEngine.HandleKeyEvent(this.m_ImguiEvent, base.textInputField.isReadOnly);
                if (flag2)
                {
                    bool flag3 = base.textInputField.text != base.editorEngine.text;
                    if (flag3)
                    {
                        this.m_Changed = true;
                    }
                    evt.StopPropagation();
                }
                else
                {
                    char character = evt.character;
                    bool flag4     = !base.editorEngine.multiline && (evt.keyCode == KeyCode.Tab || character == '\t');
                    if (flag4)
                    {
                        return;
                    }
                    bool flag5 = base.editorEngine.multiline && (evt.keyCode == KeyCode.Tab || character == '\t') && evt.modifiers > EventModifiers.None;
                    if (flag5)
                    {
                        return;
                    }
                    bool flag6 = evt.actionKey && (!evt.altKey || character == '\0');
                    if (flag6)
                    {
                        return;
                    }
                    evt.StopPropagation();
                    bool flag7 = character == '\n' && !base.editorEngine.multiline && !evt.altKey;
                    if (flag7)
                    {
                        return;
                    }
                    bool flag8 = character == '\n' && base.editorEngine.multiline && evt.shiftKey;
                    if (flag8)
                    {
                        return;
                    }
                    bool flag9 = !base.textInputField.AcceptCharacter(character);
                    if (flag9)
                    {
                        return;
                    }
                    Font font   = base.editorEngine.style.font;
                    bool flag10 = (font != null && font.HasCharacter(character)) || character == '\n' || character == '\t';
                    if (flag10)
                    {
                        base.editorEngine.Insert(character);
                        this.m_Changed = true;
                    }
                    else
                    {
                        bool flag11 = character == '\0';
                        if (flag11)
                        {
                            bool flag12 = !string.IsNullOrEmpty(GUIUtility.compositionString);
                            if (flag12)
                            {
                                base.editorEngine.ReplaceSelection("");
                                this.m_Changed = true;
                            }
                        }
                    }
                }
                bool changed = this.m_Changed;
                if (changed)
                {
                    base.editorEngine.text = base.textInputField.CullString(base.editorEngine.text);
                    base.textInputField.UpdateText(base.editorEngine.text);
                }
                base.editorEngine.UpdateScrollOffset();
            }
        }
        void OnKeyDown(KeyDownEvent evt)
        {
            if (!textElement.edition.hasFocus)
            {
                return;
            }

            m_Changed = false;

            if (evt.keyCode == KeyCode.Escape)
            {
                textElement.edition.RestoreValueAndText();
                textElement.parent.Focus();
            }

            evt.GetEquivalentImguiEvent(m_ImguiEvent);
            if (editingUtilities.HandleKeyEvent(m_ImguiEvent, false))
            {
                if (textElement.text != editingUtilities.text)
                {
                    m_Changed = true;
                }
                evt.StopPropagation();
            }
            else
            {
                char c = evt.character;

                // Ignore command and control keys, but not AltGr characters
                if (evt.actionKey && !(evt.altKey && c != '\0'))
                {
                    return;
                }

                // Ignore tab & shift-tab in single-line text fields
                if (!textElement.edition.multiline && (evt.keyCode == KeyCode.Tab || c == '\t'))
                {
                    return;
                }

                // Ignore modifier+tab in multiline text fields
                if ((evt.keyCode == KeyCode.Tab || c == '\t') && evt.modifiers != EventModifiers.None)
                {
                    return;
                }

                evt.StopPropagation();

                if ((c == '\n' || c == '\r' || c == k_LineFeed) && !textElement.edition.multiline && !evt.altKey)
                {
                    return;
                }

                // When the newline character is sent, we have to check if the shift key is down also...
                // In the multiline case, this is like a return on a single line
                if (c == '\n' && textElement.edition.multiline && evt.shiftKey)
                {
                    return;
                }

                if (!textElement.edition.AcceptCharacter(c))
                {
                    return;
                }

                if (c >= k_Space || c == '\t' || c == '\n' || c == '\r' || c == k_LineFeed)
                {
                    editingUtilities.Insert(c);
                    m_Changed = true;
                }
                // On windows, key presses also send events with keycode but no character. Eat them up here.
                else
                {
                    // if we have a composition string, make sure we clear the previous selection.
                    if (editingUtilities.UpdateImeState())
                    {
                        m_Changed = true;
                    }
                }
            }

            if (m_Changed)
            {
                UpdateLabel();
                // UpdateScrollOffset needs the new geometry of the text to compute the new scrollOffset.
                textElement.uitkTextHandle.Update();
            }

            // Scroll offset might need to be updated
            textElement.edition.UpdateScrollOffset?.Invoke();
        }
        void OnKeyDown(KeyDownEvent evt)
        {
            if (!textInputField.hasFocus)
            {
                return;
            }

            textInputField.SyncTextEngine();
            m_Changed = false;

            evt.GetEquivalentImguiEvent(m_ImguiEvent);

            // Check for action keys.
            if (editorEngine.HandleKeyEvent(m_ImguiEvent, textInputField.isReadOnly))
            {
                if (textInputField.text != editorEngine.text)
                {
                    m_Changed = true;
                }
                evt.StopPropagation();
            }
            else
            {
                char c = evt.character;

                // Ignore tab & shift-tab in single-line text fields
                if (!editorEngine.multiline && (evt.keyCode == KeyCode.Tab || c == '\t'))
                {
                    return;
                }

                // Ignore modifier+tab in multiline text fields
                if (editorEngine.multiline && (evt.keyCode == KeyCode.Tab || c == '\t') && evt.modifiers != EventModifiers.None)
                {
                    return;
                }

                // Ignore command and control keys, but not AltGr characters
                if (evt.actionKey && !(evt.altKey && c != '\0'))
                {
                    return;
                }

                evt.StopPropagation();

                if (c == '\n' && !editorEngine.multiline && !evt.altKey)
                {
                    return;
                }

                // When the newline character is sent, we have to check if the shift key is down also...
                // In the multiline case, this is like a return on a single line
                if (c == '\n' && editorEngine.multiline && evt.shiftKey)
                {
                    return;
                }

                if (!textInputField.AcceptCharacter(c))
                {
                    return;
                }

                // Simplest test: only allow the character if the display font supports it.
                Font font = editorEngine.style.font;
                if (font != null && font.HasCharacter(c) || c == '\n' || c == '\t')
                {
                    // Input event
                    editorEngine.Insert(c);
                    m_Changed = true;
                }
                // On windows, key presses also send events with keycode but no character. Eat them up here.
                else if (c == 0)
                {
                    // if we have a composition string, make sure we clear the previous selection.
                    if (!string.IsNullOrEmpty(GUIUtility.compositionString))
                    {
                        editorEngine.ReplaceSelection("");
                        m_Changed = true;
                    }
                }
            }

            if (m_Changed)
            {
                editorEngine.text = textInputField.CullString(editorEngine.text);
                textInputField.UpdateText(editorEngine.text);
            }

            // Scroll offset might need to be updated
            editorEngine.UpdateScrollOffset();
        }