import sys from PyQt6.QtWidgets import ( QApplication, QMainWindow, QTreeWidget, QTreeWidgetItem, QLabel, QWidget, QVBoxLayout, QHBoxLayout, QSplitter, QTableWidget, QTableWidgetItem, QToolBar, QStyle, QTabWidget, QFrame, QProgressBar, QSlider, QPushButton, QSpinBox, QComboBox, QScrollArea, QGroupBox, QCheckBox, QLineEdit, QTextEdit, QDockWidget, QListWidget, QGridLayout, QSpacerItem, QSizePolicy, QStatusBar, QMenuBar, QMenu, QListWidgetItem, QStackedWidget, QFormLayout ) from PyQt6.QtGui import ( QAction, QIcon, QPalette, QColor, QPainter, QPen, QFont, QPixmap, QBrush, QLinearGradient, QKeySequence ) from PyQt6.QtCore import Qt, QSize, QTimer, pyqtSignal, QRect, QPoint class EnhancedTimelineWidget(QWidget): """Professional timeline widget with advanced features like Adobe Premiere.""" timecode_changed = pyqtSignal(str) def __init__(self, parent=None): super().__init__(parent) self.current_frame = 0 self.total_frames = 7200 # 5 minutes at 24fps self.fps = 24 self.zoom_level = 50 self.setup_ui() def setup_ui(self): layout = QVBoxLayout(self) layout.setContentsMargins(0, 0, 0, 0) layout.setSpacing(1) # Timeline toolbar toolbar_widget = self.create_timeline_toolbar() layout.addWidget(toolbar_widget) # Timecode display timecode_widget = self.create_timecode_display() layout.addWidget(timecode_widget) # Time ruler ruler_widget = self.create_time_ruler() layout.addWidget(ruler_widget) # Main timeline tracks tracks_widget = self.create_timeline_tracks() layout.addWidget(tracks_widget, 1) # Takes remaining space def create_timeline_toolbar(self): """Create enhanced timeline toolbar with professional controls.""" toolbar = QWidget() toolbar.setFixedHeight(35) toolbar.setStyleSheet(""" QWidget { background: qlineargradient(x1:0, y1:0, x2:0, y2:1, stop:0 #404040, stop:1 #2a2a2a); border-bottom: 1px solid #555555; } """) layout = QHBoxLayout(toolbar) layout.setContentsMargins(8, 4, 8, 4) layout.setSpacing(12) # Zoom controls zoom_group = QWidget() zoom_layout = QHBoxLayout(zoom_group) zoom_layout.setContentsMargins(0, 0, 0, 0) zoom_layout.setSpacing(4) zoom_label = QLabel("Zoom:") zoom_label.setStyleSheet("color: #cccccc; font-size: 11px; font-weight: bold;") self.zoom_slider = QSlider(Qt.Orientation.Horizontal) self.zoom_slider.setRange(10, 200) self.zoom_slider.setValue(self.zoom_level) self.zoom_slider.setFixedWidth(120) self.zoom_slider.setStyleSheet(""" QSlider::groove:horizontal { border: 1px solid #555555; height: 4px; background: #333333; border-radius: 2px; } QSlider::handle:horizontal { background: #0078d4; border: 1px solid #005a9e; width: 12px; margin: -4px 0; border-radius: 6px; } """) zoom_value = QLabel(f"{self.zoom_level}%") zoom_value.setStyleSheet("color: #cccccc; font-size: 11px; min-width: 35px;") zoom_value.setAlignment(Qt.AlignmentFlag.AlignCenter) zoom_layout.addWidget(zoom_label) zoom_layout.addWidget(self.zoom_slider) zoom_layout.addWidget(zoom_value) # Connect zoom slider self.zoom_slider.valueChanged.connect(lambda v: ( zoom_value.setText(f"{v}%"), setattr(self, 'zoom_level', v), self.update_timeline_zoom() )) # Snap and magnetism controls snap_group = QWidget() snap_layout = QHBoxLayout(snap_group) snap_layout.setContentsMargins(0, 0, 0, 0) snap_layout.setSpacing(6) self.snap_btn = QPushButton("🧲") self.snap_btn.setCheckable(True) self.snap_btn.setChecked(True) self.snap_btn.setToolTip("Snap to clips and markers") self.snap_btn.setFixedSize(28, 22) self.magnet_btn = QPushButton("⚡") self.magnet_btn.setCheckable(True) self.magnet_btn.setToolTip("Magnetic timeline") self.magnet_btn.setFixedSize(28, 22) for btn in [self.snap_btn, self.magnet_btn]: btn.setStyleSheet(""" QPushButton { background: #555555; border: 1px solid #666666; border-radius: 3px; color: white; font-size: 12px; } QPushButton:checked { background: #0078d4; border-color: #005a9e; } QPushButton:hover { background: #666666; } """) snap_layout.addWidget(self.snap_btn) snap_layout.addWidget(self.magnet_btn) # Track visibility and lock controls track_controls = QWidget() track_layout = QHBoxLayout(track_controls) track_layout.setContentsMargins(0, 0, 0, 0) track_layout.setSpacing(4) track_height_label = QLabel("Height:") track_height_label.setStyleSheet("color: #cccccc; font-size: 11px; font-weight: bold;") self.track_height_combo = QComboBox() self.track_height_combo.addItems(["Tiny", "Small", "Medium", "Large", "Extra Large"]) self.track_height_combo.setCurrentText("Medium") self.track_height_combo.setFixedWidth(90) self.track_height_combo.setStyleSheet(""" QComboBox { background: #555555; border: 1px solid #666666; border-radius: 3px; padding: 2px 8px; color: white; font-size: 11px; } QComboBox::drop-down { border: none; width: 20px; } QComboBox::down-arrow { image: none; border-left: 4px solid transparent; border-right: 4px solid transparent; border-top: 4px solid #cccccc; } """) track_layout.addWidget(track_height_label) track_layout.addWidget(self.track_height_combo) # Playhead controls playhead_group = QWidget() playhead_layout = QHBoxLayout(playhead_group) playhead_layout.setContentsMargins(0, 0, 0, 0) playhead_layout.setSpacing(4) frame_label = QLabel("Frame:") frame_label.setStyleSheet("color: #cccccc; font-size: 11px; font-weight: bold;") self.frame_spinbox = QSpinBox() self.frame_spinbox.setRange(0, self.total_frames) self.frame_spinbox.setValue(0) self.frame_spinbox.setFixedWidth(80) self.frame_spinbox.setStyleSheet(""" QSpinBox { background: #555555; border: 1px solid #666666; border-radius: 3px; padding: 2px; color: white; font-size: 11px; } """) playhead_layout.addWidget(frame_label) playhead_layout.addWidget(self.frame_spinbox) # Assemble toolbar layout.addWidget(zoom_group) layout.addItem(QSpacerItem(10, 1, QSizePolicy.Policy.Fixed, QSizePolicy.Policy.Minimum)) layout.addWidget(snap_group) layout.addItem(QSpacerItem(10, 1, QSizePolicy.Policy.Fixed, QSizePolicy.Policy.Minimum)) layout.addWidget(track_controls) layout.addItem(QSpacerItem(20, 1, QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Minimum)) layout.addWidget(playhead_group) return toolbar def create_timecode_display(self): """Create professional timecode display.""" timecode_widget = QWidget() timecode_widget.setFixedHeight(40) timecode_widget.setStyleSheet(""" QWidget { background: qlineargradient(x1:0, y1:0, x2:0, y2:1, stop:0 #1a1a1a, stop:1 #0d0d0d); border-top: 1px solid #333333; border-bottom: 1px solid #333333; } """) layout = QHBoxLayout(timecode_widget) layout.setContentsMargins(10, 0, 10, 0) # Current timecode self.timecode_label = QLabel("00:00:00:00") self.timecode_label.setStyleSheet(""" QLabel { color: #00ff41; font-family: 'Courier New', monospace; font-size: 18px; font-weight: bold; background: #1a1a1a; padding: 4px 8px; border: 1px solid #333333; border-radius: 3px; } """) # Duration display duration_label = QLabel("Duration: 00:05:00:00") duration_label.setStyleSheet(""" QLabel { color: #cccccc; font-family: 'Courier New', monospace; font-size: 12px; background: transparent; } """) layout.addWidget(self.timecode_label) layout.addStretch() layout.addWidget(duration_label) return timecode_widget def create_time_ruler(self): """Create professional time ruler with frame markers.""" ruler_widget = QWidget() ruler_widget.setFixedHeight(25) ruler_widget.setStyleSheet(""" QWidget { background: #2a2a2a; border-bottom: 1px solid #555555; } """) # This would normally have custom painting for time markers # For now, just a placeholder layout = QHBoxLayout(ruler_widget) layout.setContentsMargins(80, 0, 0, 0) # Align with tracks return ruler_widget def create_timeline_tracks(self): """Create enhanced timeline tracks with professional styling.""" container = QWidget() layout = QHBoxLayout(container) layout.setContentsMargins(0, 0, 0, 0) layout.setSpacing(0) # Track headers (left side) headers_widget = self.create_track_headers() layout.addWidget(headers_widget) # Timeline area (right side) with scroll timeline_scroll = QScrollArea() timeline_scroll.setWidgetResizable(True) timeline_scroll.setHorizontalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAsNeeded) timeline_scroll.setVerticalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAlwaysOff) timeline_scroll.setStyleSheet(""" QScrollArea { border: none; background: #1a1a1a; } QScrollBar:horizontal { background: #333333; height: 12px; border-radius: 6px; } QScrollBar::handle:horizontal { background: #666666; border-radius: 6px; min-width: 20px; } """) # Create wide timeline content for horizontal scrolling timeline_content = QWidget() timeline_content.setFixedSize(4000, 400) # Wide for scrolling timeline_content.setStyleSheet("background: #1a1a1a;") timeline_scroll.setWidget(timeline_content) layout.addWidget(timeline_scroll, 1) return container def create_track_headers(self): """Create professional track headers with controls.""" headers_widget = QWidget() headers_widget.setFixedWidth(80) headers_widget.setStyleSheet(""" QWidget { background: #2d2d2d; border-right: 1px solid #555555; } """) layout = QVBoxLayout(headers_widget) layout.setContentsMargins(0, 0, 0, 0) layout.setSpacing(1) # Track configurations tracks = [ ("V4", "#4a90e2", 50), ("V3", "#5ba0f2", 50), ("V2", "#6bb0ff", 50), ("V1", "#7bc0ff", 50), ("A4", "#e24a4a", 35), ("A3", "#f25b5b", 35), ("A2", "#ff6b6b", 35), ("A1", "#ff7b7b", 35), ] for name, color, height in tracks: track_header = self.create_single_track_header(name, color, height) layout.addWidget(track_header) layout.addStretch() return headers_widget def create_single_track_header(self, name, color, height): """Create individual track header with controls.""" header = QWidget() header.setFixedHeight(height) header.setStyleSheet(f""" QWidget {{ background: qlineargradient(x1:0, y1:0, x2:1, y2:0, stop:0 {color}, stop:1 #2d2d2d); border-bottom: 1px solid #555555; }} """) layout = QHBoxLayout(header) layout.setContentsMargins(4, 2, 4, 2) layout.setSpacing(2) # Track name name_label = QLabel(name) name_label.setStyleSheet(""" QLabel { color: white; font-weight: bold; font-size: 11px; background: transparent; } """) # Visibility toggle vis_btn = QPushButton("👁") vis_btn.setCheckable(True) vis_btn.setChecked(True) vis_btn.setFixedSize(16, 16) vis_btn.setStyleSheet(""" QPushButton { background: transparent; border: none; font-size: 10px; } QPushButton:!checked { color: #666666; } """) # Lock toggle lock_btn = QPushButton("🔒") lock_btn.setCheckable(True) lock_btn.setFixedSize(16, 16) lock_btn.setStyleSheet(""" QPushButton { background: transparent; border: none; font-size: 10px; } QPushButton:checked { color: #ff6b6b; } """) layout.addWidget(name_label) layout.addStretch() layout.addWidget(vis_btn) layout.addWidget(lock_btn) return header def update_timeline_zoom(self): """Update timeline zoom level.""" # This would update the timeline scale pass def update_timecode(self, frame): """Update timecode display.""" hours = frame // (self.fps * 3600) minutes = (frame % (self.fps * 3600)) // (self.fps * 60) seconds = (frame % (self.fps * 60)) // self.fps frames = frame % self.fps timecode = f"{hours:02d}:{minutes:02d}:{seconds:02d}:{frames:02d}" self.timecode_label.setText(timecode) self.timecode_changed.emit(timecode) class ProfessionalVideoEditor(QMainWindow): """Enhanced video editor with professional Adobe Premiere-like interface.""" def __init__(self): super().__init__() self.setWindowTitle("Professional Video Editor - Enhanced Prototype") self.setMinimumSize(1400, 900) self.setup_ui() self.setup_dark_theme() self.setup_menus() self.setup_status_bar() def setup_ui(self): """Setup the main user interface.""" # Create central splitter main_splitter = QSplitter(Qt.Orientation.Horizontal) self.setCentralWidget(main_splitter) # Left panel with project browser and effects left_panel = self.create_left_panel() main_splitter.addWidget(left_panel) # Right panel with monitors and timeline right_panel = self.create_right_panel() main_splitter.addWidget(right_panel) # Set splitter proportions main_splitter.setStretchFactor(0, 1) main_splitter.setStretchFactor(1, 4) def create_left_panel(self): """Create enhanced left panel with dockable widgets.""" left_widget = QWidget() left_widget.setFixedWidth(300) layout = QVBoxLayout(left_widget) layout.setContentsMargins(0, 0, 0, 0) layout.setSpacing(0) # Create tabbed interface tabs = QTabWidget() tabs.setTabPosition(QTabWidget.TabPosition.North) # Project panel project_panel = self.create_project_panel() tabs.addTab(project_panel, "📁 Project") # Effects panel effects_panel = self.create_effects_panel() tabs.addTab(effects_panel, "✨ Effects") # Audio panel audio_panel = self.create_audio_panel() tabs.addTab(audio_panel, "🎵 Audio") layout.addWidget(tabs) return left_widget def create_project_panel(self): """Create enhanced project panel.""" widget = QWidget() layout = QVBoxLayout(widget) layout.setContentsMargins(5, 5, 5, 5) # Search bar search_bar = QLineEdit() search_bar.setPlaceholderText("🔍 Search media...") search_bar.setStyleSheet(""" QLineEdit { padding: 6px; border: 1px solid #555555; border-radius: 3px; background: #333333; color: white; } """) # Project tree project_tree = QTreeWidget() project_tree.setHeaderLabel("Media Browser") project_tree.setStyleSheet(""" QTreeWidget { background: #2d2d2d; border: 1px solid #555555; color: white; font-size: 12px; } QTreeWidget::item:selected { background: #0078d4; } """) # Add sample content self.populate_project_tree(project_tree) layout.addWidget(search_bar) layout.addWidget(project_tree) return widget def populate_project_tree(self, tree): """Populate project tree with sample content.""" # Video folder video_folder = QTreeWidgetItem(tree, ["📹 Video Files"]) video_folder.setExpanded(True) QTreeWidgetItem(video_folder, ["🎬 interview_01.mp4"]) QTreeWidgetItem(video_folder, ["🎬 broll_nature.mov"]) QTreeWidgetItem(video_folder, ["🎬 talking_head.avi"]) QTreeWidgetItem(video_folder, ["🎬 product_demo.mkv"]) # Audio folder audio_folder = QTreeWidgetItem(tree, ["🎵 Audio Files"]) audio_folder.setExpanded(True) QTreeWidgetItem(audio_folder, ["🎼 background_music.mp3"]) QTreeWidgetItem(audio_folder, ["🎙️ voiceover.wav"]) QTreeWidgetItem(audio_folder, ["🔊 sound_effects.aiff"]) # Graphics folder graphics_folder = QTreeWidgetItem(tree, ["🖼️ Graphics"]) QTreeWidgetItem(graphics_folder, ["🏷️ lower_third.png"]) QTreeWidgetItem(graphics_folder, ["📊 chart_template.psd"]) # Sequences folder sequences_folder = QTreeWidgetItem(tree, ["📽️ Sequences"]) QTreeWidgetItem(sequences_folder, ["✂️ Main_Edit_v01"]) QTreeWidgetItem(sequences_folder, ["✂️ Rough_Cut"]) def create_effects_panel(self): """Create effects and transitions panel with shared Effect Controls box below.""" widget = QWidget() layout = QVBoxLayout(widget) layout.setContentsMargins(5, 5, 5, 5) layout.setSpacing(8) # Top section: Effects and Transitions tabs effects_tabs = QTabWidget() effects_tabs.setTabPosition(QTabWidget.TabPosition.North) effects_tabs.setMaximumHeight(200) # Limit height to leave space for controls # Effects tab - contains effect options/categories video_effects = QListWidget() effects_list = [ "🌈 Color Correction", "🔄 Transform", "⚡ Blur & Sharpen", "🎨 Stylize", "📐 Distort", "🎭 Keying", "⏰ Time", "🔊 Audio Effects" ] video_effects.addItems(effects_list) video_effects.setStyleSheet(""" QListWidget { background: #2d2d2d; border: 1px solid #555555; color: white; font-size: 11px; } QListWidget::item { padding: 8px 12px; border-bottom: 1px solid #444444; } QListWidget::item:selected { background: #0078d4; } QListWidget::item:hover:!selected { background: #404040; } """) # Connect effect selection to update controls below video_effects.currentRowChanged.connect(self.on_effect_selection_changed) # Transitions tab transitions = QListWidget() transition_list = [ "🔄 Cross Dissolve", "⬛ Fade to Black", "⬜ Fade to White", "📱 Push", "🌀 Spin", "🔍 Zoom", "📐 Wipe", "✨ Morph" ] transitions.addItems(transition_list) transitions.setStyleSheet(video_effects.styleSheet()) # Connect transition selection to update controls below transitions.currentRowChanged.connect(self.on_transition_selection_changed) # Add tabs effects_tabs.addTab(video_effects, "Effects") effects_tabs.addTab(transitions, "Transitions") # Bottom section: Effect Controls box controls_group = QGroupBox("Effect Controls") controls_group.setStyleSheet(""" QGroupBox { font-weight: bold; border: 2px solid #555555; border-radius: 5px; margin-top: 10px; color: white; background: #2d2d2d; } QGroupBox::title { subcontrol-origin: margin; left: 10px; padding: 0 5px 0 5px; } """) # Create the effect controls content (parameters only) effect_controls_content = self.create_effect_controls_content() controls_layout = QVBoxLayout(controls_group) controls_layout.addWidget(effect_controls_content) # Store reference to tabs for selection handling self.effects_tabs_widget = effects_tabs # Assemble the complete panel layout.addWidget(effects_tabs) layout.addWidget(controls_group, 1) # Give more space to controls return widget def create_effect_controls_content(self): """Create the Effect Controls content with parameter controls only.""" container = QWidget() layout = QVBoxLayout(container) layout.setContentsMargins(10, 10, 10, 10) # Header showing current effect/transition self.current_control_label = QLabel("Select an effect or transition to adjust its parameters") self.current_control_label.setStyleSheet(""" QLabel { color: #cccccc; font-size: 12px; font-weight: bold; background: #404040; padding: 8px; border-radius: 4px; border: 1px solid #555555; } """) layout.addWidget(self.current_control_label) # Parameter controls area (no selection list, just controls) self.parameters_stack = QStackedWidget() self.parameters_stack.setStyleSheet(""" QStackedWidget { background: #333333; border: 1px solid #555555; border-radius: 4px; } """) # Create parameter widgets for different types of effects self.param_widgets = {} self.param_widgets["Brightness & Contrast"] = self._create_brightness_contrast_widget() self.param_widgets["Color Balance"] = self._create_color_balance_widget() self.param_widgets["Volume"] = self._create_volume_widget() self.param_widgets["Speed"] = self._create_speed_widget() self.param_widgets["Transition"] = self._create_transition_widget() # Add parameter widgets to stack for widget in self.param_widgets.values(): self.parameters_stack.addWidget(widget) # Default message widget default_widget = QWidget() default_layout = QVBoxLayout(default_widget) default_layout.addStretch() default_label = QLabel("👆 Select an effect or transition above\nto see its controls here") default_label.setAlignment(Qt.AlignmentFlag.AlignCenter) default_label.setStyleSheet(""" QLabel { color: #888888; font-size: 14px; line-height: 1.5; } """) default_layout.addWidget(default_label) default_layout.addStretch() self.parameters_stack.addWidget(default_widget) # Set default to the message widget self.parameters_stack.setCurrentWidget(default_widget) layout.addWidget(self.parameters_stack, 1) return container def on_effect_selection_changed(self, index: int): """Handle effect selection from Effects tab.""" effects_list_widget = self.effects_tabs_widget.widget(0) # Effects tab if isinstance(effects_list_widget, QListWidget): item = effects_list_widget.item(index) if item: effect_name = item.text() self.current_control_label.setText(f"Effect Controls: {effect_name}") # Map effect to appropriate control widget effect_mappings = { "🌈 Color Correction": "Brightness & Contrast", "🔄 Transform": "Speed", "⚡ Blur & Sharpen": "Brightness & Contrast", "🎨 Stylize": "Color Balance", "📐 Distort": "Speed", "🎭 Keying": "Color Balance", "⏰ Time": "Speed", "🔊 Audio Effects": "Volume" } control_type = effect_mappings.get(effect_name) if control_type and control_type in self.param_widgets: widget = self.param_widgets[control_type] self.parameters_stack.setCurrentWidget(widget) def on_transition_selection_changed(self, index: int): """Handle transition selection from Transitions tab.""" transitions_list_widget = self.effects_tabs_widget.widget(1) # Transitions tab if isinstance(transitions_list_widget, QListWidget): item = transitions_list_widget.item(index) if item: transition_name = item.text() self.current_control_label.setText(f"Transition Controls: {transition_name}") # All transitions use the transition control widget widget = self.param_widgets["Transition"] self.parameters_stack.setCurrentWidget(widget) def _create_transition_widget(self) -> QWidget: """Create Transition control panel.""" widget = QWidget() layout = QFormLayout(widget) layout.setContentsMargins(15, 15, 15, 15) layout.setSpacing(12) # Duration slider duration_slider = QSlider(Qt.Orientation.Horizontal) duration_slider.setMinimum(1) duration_slider.setMaximum(120) # 1-120 frames duration_slider.setValue(30) # Default 30 frames duration_slider.setStyleSheet(self._get_slider_style()) layout.addRow("Duration (frames):", duration_slider) # Ease In/Out controls ease_in_slider = QSlider(Qt.Orientation.Horizontal) ease_in_slider.setMinimum(0) ease_in_slider.setMaximum(100) ease_in_slider.setValue(25) ease_in_slider.setStyleSheet(self._get_slider_style()) layout.addRow("Ease In:", ease_in_slider) ease_out_slider = QSlider(Qt.Orientation.Horizontal) ease_out_slider.setMinimum(0) ease_out_slider.setMaximum(100) ease_out_slider.setValue(25) ease_out_slider.setStyleSheet(self._get_slider_style()) layout.addRow("Ease Out:", ease_out_slider) return widget def _create_brightness_contrast_widget(self) -> QWidget: """Create Brightness & Contrast control panel.""" widget = QWidget() layout = QFormLayout(widget) layout.setContentsMargins(15, 15, 15, 15) layout.setSpacing(12) # Brightness slider bright_slider = QSlider(Qt.Orientation.Horizontal) bright_slider.setMinimum(0) bright_slider.setMaximum(100) bright_slider.setValue(50) bright_slider.setStyleSheet(self._get_slider_style()) layout.addRow("Brightness:", bright_slider) # Contrast slider contrast_slider = QSlider(Qt.Orientation.Horizontal) contrast_slider.setMinimum(0) contrast_slider.setMaximum(100) contrast_slider.setValue(50) contrast_slider.setStyleSheet(self._get_slider_style()) layout.addRow("Contrast:", contrast_slider) return widget def _create_color_balance_widget(self) -> QWidget: """Create Color Balance control panel.""" widget = QWidget() layout = QFormLayout(widget) layout.setContentsMargins(15, 15, 15, 15) layout.setSpacing(12) # Red channel red_spin = QSpinBox() red_spin.setRange(-100, 100) red_spin.setValue(0) red_spin.setStyleSheet(self._get_spinbox_style()) layout.addRow("Red:", red_spin) # Green channel green_spin = QSpinBox() green_spin.setRange(-100, 100) green_spin.setValue(0) green_spin.setStyleSheet(self._get_spinbox_style()) layout.addRow("Green:", green_spin) # Blue channel blue_spin = QSpinBox() blue_spin.setRange(-100, 100) blue_spin.setValue(0) blue_spin.setStyleSheet(self._get_spinbox_style()) layout.addRow("Blue:", blue_spin) return widget def _create_volume_widget(self) -> QWidget: """Create Volume control panel.""" widget = QWidget() layout = QFormLayout(widget) layout.setContentsMargins(15, 15, 15, 15) layout.setSpacing(12) # Volume slider vol_slider = QSlider(Qt.Orientation.Horizontal) vol_slider.setRange(0, 100) vol_slider.setValue(100) vol_slider.setStyleSheet(self._get_slider_style()) layout.addRow("Volume:", vol_slider) # Pan slider pan_slider = QSlider(Qt.Orientation.Horizontal) pan_slider.setRange(-100, 100) pan_slider.setValue(0) pan_slider.setStyleSheet(self._get_slider_style()) layout.addRow("Pan:", pan_slider) return widget def _create_speed_widget(self) -> QWidget: """Create Speed control panel.""" widget = QWidget() layout = QFormLayout(widget) layout.setContentsMargins(15, 15, 15, 15) layout.setSpacing(12) # Speed spinbox speed_spin = QSpinBox() speed_spin.setRange(10, 500) speed_spin.setValue(100) speed_spin.setSuffix("%") speed_spin.setStyleSheet(self._get_spinbox_style()) layout.addRow("Speed:", speed_spin) return widget def _get_slider_style(self) -> str: """Return consistent slider styling.""" return """ QSlider::groove:horizontal { border: 1px solid #555555; height: 6px; background: #404040; border-radius: 3px; } QSlider::handle:horizontal { background: #0078d4; border: 2px solid #0078d4; width: 16px; border-radius: 8px; margin: -5px 0; } QSlider::handle:horizontal:hover { background: #106ebe; border-color: #106ebe; } """ def _get_spinbox_style(self) -> str: """Return consistent spinbox styling.""" return """ QSpinBox { background: #404040; border: 1px solid #555555; border-radius: 3px; padding: 4px; color: white; font-size: 11px; min-width: 70px; } QSpinBox:focus { border-color: #0078d4; } QSpinBox::up-button, QSpinBox::down-button { background: #555555; border: none; width: 16px; } QSpinBox::up-button:hover, QSpinBox::down-button:hover { background: #666666; } """ def create_audio_panel(self): """Create audio mixing panel.""" widget = QWidget() layout = QVBoxLayout(widget) layout.setContentsMargins(5, 5, 5, 5) # Audio mixer mixer_group = QGroupBox("Audio Mixer") mixer_group.setStyleSheet(""" QGroupBox { font-weight: bold; border: 2px solid #555555; border-radius: 5px; margin-top: 10px; color: white; } QGroupBox::title { subcontrol-origin: margin; left: 10px; padding: 0 5px 0 5px; } """) mixer_layout = QGridLayout(mixer_group) # Create 4 audio channel strips for i in range(4): channel_widget = self.create_audio_channel(f"A{i+1}") mixer_layout.addWidget(channel_widget, 0, i) layout.addWidget(mixer_group) layout.addStretch() return widget def create_audio_channel(self, name): """Create individual audio channel strip.""" channel = QWidget() channel.setFixedWidth(60) layout = QVBoxLayout(channel) layout.setContentsMargins(2, 2, 2, 2) layout.setSpacing(2) # Channel label label = QLabel(name) label.setAlignment(Qt.AlignmentFlag.AlignCenter) label.setStyleSheet("color: white; font-size: 10px; font-weight: bold;") # Volume fader volume_slider = QSlider(Qt.Orientation.Vertical) volume_slider.setRange(-60, 12) volume_slider.setValue(0) volume_slider.setFixedHeight(100) volume_slider.setStyleSheet(""" QSlider::groove:vertical { background: #333333; width: 6px; border-radius: 3px; } QSlider::handle:vertical { background: #0078d4; height: 12px; border-radius: 6px; margin: 0 -3px; } """) # Mute button mute_btn = QPushButton("M") mute_btn.setCheckable(True) mute_btn.setFixedSize(20, 20) mute_btn.setStyleSheet(""" QPushButton { background: #555555; border: 1px solid #666666; border-radius: 3px; color: white; font-size: 10px; font-weight: bold; } QPushButton:checked { background: #ff6b6b; } """) # Solo button solo_btn = QPushButton("S") solo_btn.setCheckable(True) solo_btn.setFixedSize(20, 20) solo_btn.setStyleSheet(mute_btn.styleSheet().replace("#ff6b6b", "#ffaa00")) layout.addWidget(label) layout.addWidget(volume_slider) layout.addWidget(mute_btn) layout.addWidget(solo_btn) return channel def create_right_panel(self): """Create right panel with monitors and timeline.""" right_splitter = QSplitter(Qt.Orientation.Vertical) # Top: Monitor panels monitors_widget = self.create_monitor_panels() right_splitter.addWidget(monitors_widget) # Bottom: Timeline timeline_widget = EnhancedTimelineWidget() right_splitter.addWidget(timeline_widget) # Set proportions right_splitter.setStretchFactor(0, 2) right_splitter.setStretchFactor(1, 1) return right_splitter def create_monitor_panels(self): """Create enhanced monitor panels.""" container = QWidget() layout = QHBoxLayout(container) layout.setContentsMargins(5, 5, 5, 5) layout.setSpacing(8) # Source monitor source_monitor = self.create_monitor("Source Monitor", "#1a1a2e") layout.addWidget(source_monitor) # Program monitor program_monitor = self.create_monitor("Program Monitor", "#1a2e1a") layout.addWidget(program_monitor) # Audio meters audio_meters = self.create_audio_meters() layout.addWidget(audio_meters) return container def create_monitor(self, title, accent_color): """Create individual monitor with controls.""" monitor = QFrame() monitor.setFrameShape(QFrame.Shape.Box) monitor.setStyleSheet(f""" QFrame {{ background: black; border: 2px solid {accent_color}; border-radius: 5px; }} """) layout = QVBoxLayout(monitor) layout.setContentsMargins(2, 2, 2, 2) layout.setSpacing(2) # Monitor title title_label = QLabel(title) title_label.setAlignment(Qt.AlignmentFlag.AlignCenter) title_label.setStyleSheet(f""" QLabel {{ color: white; font-weight: bold; font-size: 12px; background: {accent_color}; padding: 2px; border-radius: 3px; }} """) # Video display area video_area = QLabel("📺 Video Preview") video_area.setAlignment(Qt.AlignmentFlag.AlignCenter) video_area.setStyleSheet(""" QLabel { color: #666666; font-size: 24px; background: #0a0a0a; border: 1px dashed #333333; border-radius: 3px; } """) # Monitor controls controls = QWidget() controls_layout = QHBoxLayout(controls) controls_layout.setContentsMargins(0, 0, 0, 0) # Play/pause button play_btn = QPushButton("▶️") play_btn.setFixedSize(25, 20) # Frame navigation prev_btn = QPushButton("⏮️") prev_btn.setFixedSize(25, 20) next_btn = QPushButton("⏭️") next_btn.setFixedSize(25, 20) for btn in [play_btn, prev_btn, next_btn]: btn.setStyleSheet(""" QPushButton { background: #333333; border: 1px solid #555555; border-radius: 3px; color: white; font-size: 10px; } QPushButton:hover { background: #444444; } """) controls_layout.addWidget(prev_btn) controls_layout.addWidget(play_btn) controls_layout.addWidget(next_btn) controls_layout.addStretch() layout.addWidget(title_label) layout.addWidget(video_area, 1) layout.addWidget(controls) return monitor def create_audio_meters(self): """Create professional audio level meters.""" meters_widget = QWidget() meters_widget.setFixedWidth(60) layout = QVBoxLayout(meters_widget) layout.setContentsMargins(2, 2, 2, 2) layout.setSpacing(1) # Title title = QLabel("Audio Levels") title.setAlignment(Qt.AlignmentFlag.AlignCenter) title.setStyleSheet(""" QLabel { color: white; font-size: 10px; font-weight: bold; background: #2a2a2a; padding: 2px; border-radius: 3px; } """) # Create stereo meters meters_container = QWidget() meters_layout = QHBoxLayout(meters_container) meters_layout.setContentsMargins(0, 0, 0, 0) meters_layout.setSpacing(2) for channel in ["L", "R"]: channel_widget = QWidget() channel_layout = QVBoxLayout(channel_widget) channel_layout.setContentsMargins(0, 0, 0, 0) channel_layout.setSpacing(1) # Channel label ch_label = QLabel(channel) ch_label.setAlignment(Qt.AlignmentFlag.AlignCenter) ch_label.setStyleSheet("color: white; font-size: 8px;") # Level meter meter = QProgressBar() meter.setOrientation(Qt.Orientation.Vertical) meter.setRange(-60, 0) meter.setValue(-20) meter.setTextVisible(False) meter.setFixedWidth(12) meter.setStyleSheet(""" QProgressBar { background: #1a1a1a; border: 1px solid #333333; border-radius: 2px; } QProgressBar::chunk { background: qlineargradient(x1:0, y1:1, x2:0, y2:0, stop:0 #00ff00, stop:0.7 #ffff00, stop:1 #ff0000); border-radius: 1px; } """) channel_layout.addWidget(ch_label) channel_layout.addWidget(meter) meters_layout.addWidget(channel_widget) layout.addWidget(title) layout.addWidget(meters_container, 1) return meters_widget def setup_menus(self): """Setup professional menu system.""" menubar = self.menuBar() # File menu file_menu = menubar.addMenu("File") new_action = QAction("📄 New Project", self) new_action.setShortcut(QKeySequence.StandardKey.New) new_action.triggered.connect(self.new_project) file_menu.addAction(new_action) open_action = QAction("📂 Open Project", self) open_action.setShortcut(QKeySequence.StandardKey.Open) open_action.triggered.connect(self.open_project) file_menu.addAction(open_action) file_menu.addSeparator() save_action = QAction("💾 Save Project", self) save_action.setShortcut(QKeySequence.StandardKey.Save) save_action.triggered.connect(self.save_project) file_menu.addAction(save_action) save_as_action = QAction("💾 Save As...", self) save_as_action.setShortcut(QKeySequence.StandardKey.SaveAs) save_as_action.triggered.connect(self.save_as_project) file_menu.addAction(save_as_action) file_menu.addSeparator() import_action = QAction("📥 Import Media", self) import_action.setShortcut(QKeySequence("Ctrl+I")) import_action.triggered.connect(self.import_media) file_menu.addAction(import_action) export_action = QAction("📤 Export Media", self) export_action.setShortcut(QKeySequence("Ctrl+M")) export_action.triggered.connect(self.export_media) file_menu.addAction(export_action) # Edit menu edit_menu = menubar.addMenu("Edit") undo_action = QAction("↶ Undo", self) undo_action.setShortcut(QKeySequence.StandardKey.Undo) undo_action.triggered.connect(self.undo) edit_menu.addAction(undo_action) redo_action = QAction("↷ Redo", self) redo_action.setShortcut(QKeySequence.StandardKey.Redo) redo_action.triggered.connect(self.redo) edit_menu.addAction(redo_action) edit_menu.addSeparator() cut_action = QAction("✂️ Cut", self) cut_action.setShortcut(QKeySequence.StandardKey.Cut) cut_action.triggered.connect(self.cut) edit_menu.addAction(cut_action) copy_action = QAction("📋 Copy", self) copy_action.setShortcut(QKeySequence.StandardKey.Copy) copy_action.triggered.connect(self.copy) edit_menu.addAction(copy_action) paste_action = QAction("📌 Paste", self) paste_action.setShortcut(QKeySequence.StandardKey.Paste) paste_action.triggered.connect(self.paste) edit_menu.addAction(paste_action) # Window menu window_menu = menubar.addMenu("Window") reset_action = QAction("🔄 Reset Layout", self) reset_action.triggered.connect(self.reset_layout) window_menu.addAction(reset_action) window_menu.addSeparator() project_action = QAction("📁 Project Panel", self) project_action.triggered.connect(lambda: self.toggle_panel("project")) window_menu.addAction(project_action) effects_action = QAction("✨ Effects Panel", self) effects_action.triggered.connect(lambda: self.toggle_panel("effects")) window_menu.addAction(effects_action) audio_action = QAction("🎵 Audio Mixer", self) audio_action.triggered.connect(lambda: self.toggle_panel("audio")) window_menu.addAction(audio_action) def setup_status_bar(self): """Setup professional status bar.""" status = self.statusBar() status.setStyleSheet(""" QStatusBar { background: #2a2a2a; border-top: 1px solid #555555; color: white; font-size: 11px; } """) status.showMessage("Ready - Professional Video Editor Prototype") def setup_dark_theme(self): """Apply comprehensive dark theme.""" self.setStyleSheet(""" QMainWindow { background-color: #1e1e1e; color: #ffffff; } QWidget { background-color: #1e1e1e; color: #ffffff; } QTabWidget::pane { border: 1px solid #404040; background-color: #2d2d2d; border-radius: 3px; } QTabBar::tab { background-color: #404040; color: #ffffff; padding: 8px 16px; border: none; margin-right: 1px; border-top-left-radius: 3px; border-top-right-radius: 3px; } QTabBar::tab:selected { background-color: #0078d4; } QTabBar::tab:hover:!selected { background-color: #555555; } QSplitter::handle { background-color: #404040; width: 3px; height: 3px; } QSplitter::handle:hover { background-color: #0078d4; } QMenuBar { background-color: #2d2d2d; color: white; border-bottom: 1px solid #404040; } QMenuBar::item:selected { background-color: #0078d4; } QMenu { background-color: #2d2d2d; color: white; border: 1px solid #404040; } QMenu::item:selected { background-color: #0078d4; } """) # Menu action handlers def new_project(self): pass def open_project(self): pass def save_project(self): pass def save_as_project(self): pass def import_media(self): pass def export_media(self): pass def undo(self): pass def redo(self): pass def cut(self): pass def copy(self): pass def paste(self): pass def reset_layout(self): pass def toggle_panel(self, panel_name): pass if __name__ == "__main__": app = QApplication(sys.argv) window = ProfessionalVideoEditor() window.show() sys.exit(app.exec())