desktop_app/app/ui/widgets/message_bubble_widget.py
2025-09-29 03:12:01 +03:00

132 lines
4.8 KiB
Python

from PySide6.QtWidgets import QWidget, QVBoxLayout, QLabel, QHBoxLayout
from PySide6.QtGui import QPixmap, QPainter, QColor, QBrush
from PySide6.QtCore import Qt
from app.core.theme import theme_manager
class MessageBubbleWidget(QWidget):
def __init__(
self,
text: str,
timestamp: str,
is_own: bool,
sender_name: str | None = None,
avatar_path: str | None = None,
):
super().__init__()
self.is_own = is_own
self.sender_name = sender_name
self.avatar_path = avatar_path
self._build_ui(text, timestamp)
self.update_theme()
# React to theme changes
try:
theme_manager.theme_changed.connect(lambda *_: self.update_theme())
except Exception:
pass
def _build_ui(self, text: str, timestamp: str):
# Main row controls left/right alignment
main_layout = QHBoxLayout(self)
main_layout.setContentsMargins(6, 2, 6, 2)
main_layout.setSpacing(8)
# Avatar placeholder (visible for incoming)
self.avatar_label = QLabel()
self._set_avatar(self.avatar_path)
# Stack with optional sender name and the bubble
stack_layout = QVBoxLayout()
stack_layout.setSpacing(2)
stack_layout.setContentsMargins(0, 0, 0, 0)
# Sender name only for incoming messages (if provided)
self.name_label = QLabel(self.sender_name or "")
self.name_label.setVisible(bool(self.sender_name) and not self.is_own)
# Bubble frame holds text and timestamp
self.bubble_frame = QWidget()
self.bubble_frame.setObjectName("Bubble")
bubble_layout = QVBoxLayout(self.bubble_frame)
bubble_layout.setContentsMargins(12, 8, 12, 6)
bubble_layout.setSpacing(3)
self.text_label = QLabel(text)
self.text_label.setWordWrap(True)
self.timestamp_label = QLabel(timestamp)
bubble_layout.addWidget(self.text_label)
bubble_layout.addWidget(self.timestamp_label, 0, Qt.AlignRight if self.is_own else Qt.AlignLeft)
stack_layout.addWidget(self.name_label)
stack_layout.addWidget(self.bubble_frame)
# Arrange horizontally based on ownership: right for own, left for others
if self.is_own:
main_layout.addStretch(1)
main_layout.addLayout(stack_layout)
# Reserve place for avatar on the right, hidden for own
self.avatar_label.setVisible(False)
main_layout.addWidget(self.avatar_label)
else:
main_layout.addWidget(self.avatar_label)
main_layout.addLayout(stack_layout)
main_layout.addStretch(1)
# Limit bubble width for readability
self.bubble_frame.setMaximumWidth(420)
def _set_avatar(self, image_path: str | None):
size = 32
if image_path:
pixmap = QPixmap(image_path)
if pixmap.isNull():
pixmap = QPixmap(size, size)
else:
pixmap = QPixmap(size, size)
if pixmap.width() != size or pixmap.height() != size:
pixmap = pixmap.scaled(size, size, Qt.KeepAspectRatioByExpanding, Qt.SmoothTransformation)
# Draw a simple circular placeholder if no image
if not image_path:
pixmap.fill(Qt.transparent)
painter = QPainter(pixmap)
painter.setRenderHint(QPainter.Antialiasing)
painter.setBrush(QBrush(QColor("#e0e0e0")))
painter.setPen(Qt.NoPen)
painter.drawEllipse(0, 0, size, size)
painter.end()
self.avatar_label.setPixmap(pixmap)
self.avatar_label.setFixedSize(size, size)
self.avatar_label.setScaledContents(True)
def update_theme(self):
palette = theme_manager.get_current_palette()
if self.is_own:
bg_color = palette["accent"]
text_color = "#ffffff"
timestamp_color = "#e6e6e6"
name_color = palette["text_secondary"]
ts_align = Qt.AlignRight
else:
bg_color = palette["secondary"]
text_color = palette["text"]
timestamp_color = palette["text_secondary"]
name_color = palette["text_secondary"]
ts_align = Qt.AlignLeft
# Style only the bubble frame
self.bubble_frame.setStyleSheet(
f"#Bubble {{ background-color: {bg_color}; border-radius: 10px; }}"
)
self.text_label.setStyleSheet(f"color: {text_color}; font-size: 10pt;")
self.timestamp_label.setStyleSheet(f"color: {timestamp_color}; font-size: 8pt;")
self.name_label.setStyleSheet(f"color: {name_color}; font-size: 8pt; font-weight: 600;")
# Keep timestamp alignment in sync with side
self.timestamp_label.setAlignment(ts_align)